diff --git a/MHSEC-G/MHSEC-G/App.xaml.cs b/MHSEC-G/MHSEC-G/App.xaml.cs
index dc85ee5..00e9452 100644
--- a/MHSEC-G/MHSEC-G/App.xaml.cs
+++ b/MHSEC-G/MHSEC-G/App.xaml.cs
@@ -10,15 +10,5 @@ namespace MHSEC_G
 {
     public partial class App : Application
     {
-        private Model model;
-        public Model get_model()
-        {
-            return model;
-        }
-
-        public void set_model(Model model)
-        {
-
-        }
     }
 }
diff --git a/MHSEC-G/MHSEC-G/Character.cs b/MHSEC-G/MHSEC-G/Character.cs
index c7da394..3a58683 100644
--- a/MHSEC-G/MHSEC-G/Character.cs
+++ b/MHSEC-G/MHSEC-G/Character.cs
@@ -1,4 +1,5 @@
 using System.ComponentModel;
+using System.Windows;
 using MHSEC_G.Annotations;
 
 namespace MHSEC_G
@@ -6,46 +7,88 @@ namespace MHSEC_G
     public class Character : INotifyPropertyChanged
     {
         private const uint OFFSETA_CHAR_NAME = 0x9DA0;
-        private const uint LENGTH_CHAR_NAME = 6;
+        private const uint LENGTH_CHAR_NAME = 5;
         private const uint OFFSETA_CHAR_MONEY = 0x5B404;
         private const uint OFFSETA_CHAR_EXP = 0x9E68;
         private const uint OFFSETA_CHAR_LEVEL = 0x9E64;
+        public const uint LIMIT_LEVEL = 99;
+        public const uint LIMIT_MONEY = 9999999;
+        public const uint LIMIT_EXP = 25165822;
 
-        private uint _char_level;
-        public uint char_level
+        private readonly Model _model;
+
+        public uint level
         {
-            get { return _char_level; }
-            set { _char_level = value; OnPropertyChanged(nameof(char_level)); }
+            get { return Model.byte_to_uint(_model.save_file[OFFSETA_CHAR_LEVEL]); }
+            set
+            {
+                if (value <= LIMIT_LEVEL)
+                {
+                    Model.write_byte(_model.save_file, OFFSETA_CHAR_LEVEL, value);
+                }
+                else
+                {
+                    MessageBox.Show("Level must be less than " + LIMIT_LEVEL, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(level));
+            }
         }
 
-        private uint _char_exp;
-        public uint char_exp
+        public uint exp
         {
-            get { return _char_exp; }
-            set { _char_exp = value; OnPropertyChanged(nameof(char_exp)); }
+            get { return Model.byte_to_uint32_le(_model.save_file, OFFSETA_CHAR_EXP); }
+            set
+            {
+                if (value <= LIMIT_EXP)
+                {
+                    Model.write_uint32_le(_model.save_file, OFFSETA_CHAR_EXP, value);
+                }
+                else
+                {
+                    MessageBox.Show("Exp must be less than " + LIMIT_EXP, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(exp));
+            }
         }
 
-        private uint _char_money;
-        public uint char_money
+        public uint money
         {
-            get { return _char_money; }
-            set { _char_money = value; OnPropertyChanged(nameof(char_money)); }
+            get { return Model.byte_to_uint32_le(_model.save_file, OFFSETA_CHAR_MONEY); }
+            set
+            {
+                if (value <= LIMIT_MONEY)
+                {
+                    Model.write_uint32_le(_model.save_file, OFFSETA_CHAR_MONEY, value);
+                }
+                else
+                {
+                    MessageBox.Show("Money must be less than " + LIMIT_MONEY, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(money));
+            }
         }
 
-        private string _char_name;
-        public string char_name
+        public string name
         {
-            get { return _char_name; }
-            set { _char_name = value; OnPropertyChanged(nameof(char_name)); }
+            get { return Model.read_unicode_string(_model.save_file, OFFSETA_CHAR_NAME, LENGTH_CHAR_NAME); }
+            set
+            {
+                if (value.Length <= LENGTH_CHAR_NAME && value.Length > 0)
+                {
+                    Model.write_unicode_string(_model.save_file, OFFSETA_CHAR_NAME, value, LENGTH_CHAR_NAME);
+                }
+                else
+                {
+                    MessageBox.Show("Name must be 1-6 characters.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(name));
+            }
         }
 
 
-        public Character(byte[] save_data)
+        public Character(Model model)
         {
-            _char_level = Model.byte_to_uint(save_data[OFFSETA_CHAR_LEVEL]);
-            _char_exp = Model.byte_to_uint32_le(save_data, OFFSETA_CHAR_EXP);
-            _char_money = Model.byte_to_uint32_le(save_data, OFFSETA_CHAR_MONEY);
-            _char_name = Model.read_unicode_string(save_data, OFFSETA_CHAR_NAME, LENGTH_CHAR_NAME);
+            _model = model;
         }
 
         public event PropertyChangedEventHandler PropertyChanged;
diff --git a/MHSEC-G/MHSEC-G/Item.cs b/MHSEC-G/MHSEC-G/Item.cs
index 72753fe..4163c26 100644
--- a/MHSEC-G/MHSEC-G/Item.cs
+++ b/MHSEC-G/MHSEC-G/Item.cs
@@ -1,11 +1,132 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Linq;
-using System.Text;
+using System.Windows;
+using MHSEC_G.Annotations;
 
 namespace MHSEC_G
 {
-    class Item
+    public class Item : INotifyPropertyChanged
     {
+        private static readonly uint OFFSETA_ITEM_BOX = 0x10;
+        private static readonly uint SIZE_ITEM = 0x8;
+        private static readonly uint OFFSETR_ITEM_ID = 0x0;
+        private static readonly uint OFFSETR_ITEM_COUNT = 0x2;
+        private static readonly uint OFFSETA_ITEM_BOX_END = 0x2EE7;
+
+        private static readonly string ID_MAPPING_FILE_NAME = "C:\\Users\\hyper\\Desktop\\idmap.txt";
+        private static readonly Dictionary<uint, uint> OFFSET_ID_MAPPING = new Dictionary<uint, uint>();
+        private static readonly Dictionary<uint, string> OFFSET_NAME_MAPPING = new Dictionary<uint, string>();
+
+        private readonly uint _offset;
+        private readonly Model _model;
+
+        public string name
+        {
+            get {
+                string name = "Unknown";
+                if (OFFSET_NAME_MAPPING.ContainsKey(_offset))
+                {
+                     name = OFFSET_NAME_MAPPING[_offset];
+                }
+                return name;
+            }
+        }
+
+
+        public uint count
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_ITEM_COUNT); }
+            set
+            {
+                if (value <= 999)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_ITEM_COUNT, value);
+                }
+                else
+                {
+                    MessageBox.Show("Quantity must be less than 999.","Error",MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(count));
+            }
+        }
+
+        public uint id
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_ITEM_ID); }
+        }
+
+        public Item(uint offset, Model model)
+        {
+            _offset = offset;
+            _model = model;
+        }
+
+        public static List<Item> read_all_items(Model model)
+        {
+            byte[] buffer = model.save_file;
+            List<Item> ret = new List<Item>();
+            for (uint offset = OFFSETA_ITEM_BOX; offset < OFFSETA_ITEM_BOX_END; offset += SIZE_ITEM)
+            {
+                string name = "Unknown";
+                uint item_id = Model.byte_to_uint16_le(buffer, offset + OFFSETR_ITEM_ID);
+
+                if (item_id == 0)
+                {
+                    // if not obtained yet
+                    if (!OFFSET_ID_MAPPING.ContainsKey(offset))
+                    {
+                        // well we dont know the id to this offset either. just ignore!
+                        // continue
+                        continue;
+                    }
+
+                }
+                else
+                {
+                    // already obtained
+                    // validate
+                    if (OFFSET_ID_MAPPING.ContainsKey(offset))
+                    {
+                        if (item_id != OFFSET_ID_MAPPING[offset])
+                        {
+                            throw new SystemException("Item offset and ID do not correspond.");
+                        }
+                    }
+                }
+                // valid offset
+                ret.Add(new Item(offset, model));
+            }
+            return ret;
+        }
+
+        public static void read_item_mappings()
+        {
+            string line;
+            System.IO.StreamReader file = new System.IO.StreamReader(ID_MAPPING_FILE_NAME);
+            while ((line = file.ReadLine()) != null)
+            {
+                if (line.Length == 0)
+                    continue;
+
+                string[] eachline = line.Split('\t');
+                if (eachline.Length != 3)
+                    throw new SystemException("Item mapping file is corrupted.");
+
+                OFFSET_ID_MAPPING.Add(UInt32.Parse(eachline[0], System.Globalization.NumberStyles.HexNumber), UInt32.Parse(eachline[1], System.Globalization.NumberStyles.HexNumber));
+                OFFSET_NAME_MAPPING.Add(UInt32.Parse(eachline[0], System.Globalization.NumberStyles.HexNumber), eachline[2]);
+            }
+
+            file.Close();
+        }
+
+        public event PropertyChangedEventHandler PropertyChanged;
+
+        [NotifyPropertyChangedInvocator]
+        protected virtual void OnPropertyChanged(string propertyName)
+        {
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+        }
     }
 }
diff --git a/MHSEC-G/MHSEC-G/MHSEC-G.csproj b/MHSEC-G/MHSEC-G/MHSEC-G.csproj
index d5d11c7..75bc4dd 100644
--- a/MHSEC-G/MHSEC-G/MHSEC-G.csproj
+++ b/MHSEC-G/MHSEC-G/MHSEC-G.csproj
@@ -98,6 +98,9 @@
     </None>
     <AppDesigner Include="Properties\" />
   </ItemGroup>
+  <ItemGroup>
+    <Resource Include="idmap.txt" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/MHSEC-G/MHSEC-G/MainWindow.xaml b/MHSEC-G/MHSEC-G/MainWindow.xaml
index 3baf02a..cd124a5 100644
--- a/MHSEC-G/MHSEC-G/MainWindow.xaml
+++ b/MHSEC-G/MHSEC-G/MainWindow.xaml
@@ -15,25 +15,91 @@
                     <Label x:Name="label_money" Content="Money" HorizontalAlignment="Left" Margin="10,40,0,0" VerticalAlignment="Top"/>
                     <Label x:Name="label_leve" Content="Level" HorizontalAlignment="Left" Margin="10,70,0,0" VerticalAlignment="Top"/>
                     <Label x:Name="label_exp" Content="Exp" HorizontalAlignment="Left" Margin="10,100,0,0" VerticalAlignment="Top"/>
-                    <TextBox x:Name="textbox_name" HorizontalAlignment="Left" Height="22" Margin="61,14,0,0" TextWrapping="NoWrap" VerticalAlignment="Top" Width="120" Text="{Binding model.character.char_name}"/>
-                    <TextBox x:Name="textbox_money" HorizontalAlignment="Left" Height="22" Margin="61,44,0,0" TextWrapping="NoWrap" VerticalAlignment="Top" Width="120" Text="{Binding model.character.char_money}"/>
-                    <TextBox x:Name="textbox_level" HorizontalAlignment="Left" Height="22" Margin="61,74,0,0" TextWrapping="NoWrap" VerticalAlignment="Top" Width="120" Text="{Binding model.character.char_level}"/>
-                    <TextBox x:Name="textbox_exp" HorizontalAlignment="Left" Height="22" Margin="61,104,0,0" TextWrapping="NoWrap" VerticalAlignment="Top" Width="120" Text="{Binding model.character.char_exp}"/>
+                    <TextBox x:Name="textbox_name" HorizontalAlignment="Left" Height="22" Margin="61,14,0,0" TextWrapping="NoWrap" VerticalAlignment="Top" Width="120" Text="{Binding character.name}"/>
+                    <TextBox x:Name="textbox_money" HorizontalAlignment="Left" Height="22" Margin="61,44,0,0" TextWrapping="NoWrap" VerticalAlignment="Top" Width="120" Text="{Binding character.money}"/>
+                    <TextBox x:Name="textbox_level" HorizontalAlignment="Left" Height="22" Margin="61,74,0,0" TextWrapping="NoWrap" VerticalAlignment="Top" Width="120" Text="{Binding character.level}"/>
+                    <TextBox x:Name="textbox_exp" HorizontalAlignment="Left" Height="22" Margin="61,104,0,0" TextWrapping="NoWrap" VerticalAlignment="Top" Width="120" Text="{Binding character.exp}"/>
+                    <Button x:Name="button_char_money" Content="Max Money" HorizontalAlignment="Left" Margin="200,44,0,0" VerticalAlignment="Top" Width="88" RenderTransformOrigin="0.065,-0.953" Height="22" Click="button_char_money_Click"/>
+                    <Button x:Name="button_char_exp" Content="Max Exp" HorizontalAlignment="Left" Margin="200,104,0,0" VerticalAlignment="Top" Width="88" RenderTransformOrigin="0.065,-0.953" Height="22" Click="button_char_exp_Click"/>
+
                 </Grid>
             </TabItem>
-            <TabItem Header="Monsters">
-                <Grid Background="#FFE5E5E5"/>
-            </TabItem>
             <TabItem Header="Egg Fragments">
                 <Grid Background="#FFE5E5E5"/>
             </TabItem>
             <TabItem Header="Items">
                 <Grid Background="#FFE5E5E5" Margin="0,0,0,0">
-                    <Button x:Name="button1" Content="Button" HorizontalAlignment="Left" VerticalAlignment="Top" Width="75" Margin="100,10,0,0"/>
+                    <DataGrid x:Name="item_table" ItemsSource="{Binding items}" HorizontalAlignment="Left" Margin="10,30,0,0" VerticalAlignment="Top" Height="276" Width="550" CanUserAddRows="False" AutoGenerateColumns="False" >
+                        <DataGrid.Columns>
+                            <DataGridTextColumn CanUserReorder ="False" CanUserResize="False" CanUserSort="False" Width ="100" Foreground="Gray" IsReadOnly="True" Binding="{Binding id}"
+                                Header="ID" />
+                            <DataGridTextColumn CanUserReorder ="False" CanUserResize="False" CanUserSort="False"  Width ="100" Foreground="Gray" IsReadOnly="True" Binding="{Binding name}"
+                                Header="Name" />
+                            <DataGridTextColumn CanUserReorder ="False" CanUserResize="False" CanUserSort="False" Width ="*" Binding="{Binding count, Mode=TwoWay}"
+                                Header="Count" />
+                        </DataGrid.Columns>
+                    </DataGrid>
+                    <Button x:Name="button_item_all" Content="All 986x" HorizontalAlignment="Left" Margin="586,30,0,0" VerticalAlignment="Top" Width="108" RenderTransformOrigin="0.065,-0.953" Height="45" Click="button_item_all_Click"/>
+                    <Button x:Name="button_item_existing" Content="Existing 999x" HorizontalAlignment="Left" Margin="586,94,0,0" VerticalAlignment="Top" Width="108" RenderTransformOrigin="0.065,-0.953" Height="45" Click="button_item_existing_Click"/>
+                </Grid>
+            </TabItem>
+            <TabItem Header="Monsters" Margin="0,0,0,0">
+                <Grid Background="#FFE5E5E5">
+                    <Label x:Name="label_mhp" Content="HP" HorizontalAlignment="Left" Margin="10,85,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.564,2.072"/>
+                    <Label x:Name="label_mat" Content="Atk" HorizontalAlignment="Left" Margin="10,115,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.564,2.072"/>
+                    <Label x:Name="label_mdf" Content="Def" HorizontalAlignment="Left" Margin="10,145,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.564,2.072"/>
+                    <Label x:Name="label_mhiv" Content="IV-HP" HorizontalAlignment="Left" Margin="10,175,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.564,2.072"/>
+                    <Label x:Name="label_mdiv" Content="IV-Atk" HorizontalAlignment="Left" Margin="10,205,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.564,2.072"/>
+                    <Label x:Name="label_maiv" Content="IV-Def" HorizontalAlignment="Left" Margin="10,235,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.564,2.072"/>
+                    <Label x:Name="label_mhpu" Content="PowerUp-HP" HorizontalAlignment="Left" Margin="150,175,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.564,2.072"/>
+                    <Label x:Name="label_mapu" Content="PowerUp-Atk" HorizontalAlignment="Left" Margin="150,205,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.564,2.072"/>
+                    <Label x:Name="label_mdpu" Content="PowerUp-Def" HorizontalAlignment="Left" Margin="150,235,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.564,2.072"/>
+                    <Label x:Name="label_mgen1" Content="Gene1 (Hex)" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="385,85,0,0"/>
+                    <Label x:Name="label_mgen2" Content="Gene2 (Hex)" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="505,85,0,0"/>
+                    <Label x:Name="label_mgen3" Content="Gene3 (Hex)" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="625,85,0,0" RenderTransformOrigin="0.537,0.19"/>
+                    <Label x:Name="label_mgen4" Content="Gene4 (Hex)" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="385,155,0,0"/>
+                    <Label x:Name="label_mgen5" Content="Gene5 (Hex)" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="505,155,0,0" RenderTransformOrigin="0.524,0.439"/>
+                    <Label x:Name="label_mgen6" Content="Gene6 (Hex)" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="625,155,0,0"/>
+                    <Label x:Name="label_mgen7" Content="Gene7 (Hex)" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="385,225,0,0"/>
+                    <Label x:Name="label_mgen8" Content="Gene8 (Hex)" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="505,225,0,0"/>
+                    <Label x:Name="label_mgen9" Content="Gene9 (Hex)" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="625,225,0,0"/>
+                    <TextBox x:Name="textbox_mhp" HorizontalAlignment="Left" Height="23" Margin="60,87,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.hp}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_mat" HorizontalAlignment="Left" Height="23" Margin="60,117,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.atk}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_mdf" HorizontalAlignment="Left" Height="23" Margin="60,147,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.def}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_mhiv" HorizontalAlignment="Left" Height="23" Margin="60,177,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.hiv}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_maiv" HorizontalAlignment="Left" Height="23" Margin="60,207,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.aiv}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_mdiv" HorizontalAlignment="Left" Height="23" Margin="60,237,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.div}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_mhpu" HorizontalAlignment="Left" Height="23" Margin="240,177,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.hpu}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_mapu" HorizontalAlignment="Left" Height="23" Margin="240,207,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.apu}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_mdpu" HorizontalAlignment="Left" Height="23" Margin="240,237,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.dpu}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_gene1" HorizontalAlignment="Left" Height="23" TextWrapping="Wrap" Text="{Binding Path=cur_monster.gene1}" VerticalAlignment="Top" Width="80" Margin="385,120,0,0"/>
+                    <TextBox x:Name="textbox_gene2" HorizontalAlignment="Left" Height="23" TextWrapping="Wrap" Text="{Binding Path=cur_monster.gene2}" VerticalAlignment="Top" Width="80" Margin="505,120,0,0"/>
+                    <TextBox x:Name="textbox_gene3" HorizontalAlignment="Left" Height="23" TextWrapping="Wrap" Text="{Binding Path=cur_monster.gene3}" VerticalAlignment="Top" Width="80" Margin="625,120,0,0"/>
+                    <TextBox x:Name="textbox_gene4" HorizontalAlignment="Left" Height="23" TextWrapping="Wrap" Text="{Binding Path=cur_monster.gene4}" VerticalAlignment="Top" Width="80" Margin="385,190,0,0"/>
+                    <TextBox x:Name="textbox_gene5" HorizontalAlignment="Left" Height="23" TextWrapping="Wrap" Text="{Binding Path=cur_monster.gene5}" VerticalAlignment="Top" Width="80" Margin="505,190,0,0"/>
+                    <TextBox x:Name="textbox_gene6" HorizontalAlignment="Left" Height="23" TextWrapping="Wrap" Text="{Binding Path=cur_monster.gene6}" VerticalAlignment="Top" Width="80" Margin="625,190,0,0"/>
+                    <TextBox x:Name="textbox_gene7" HorizontalAlignment="Left" Height="23" TextWrapping="Wrap" Text="{Binding Path=cur_monster.gene7}" VerticalAlignment="Top" Width="80" Margin="385,260,0,0"/>
+                    <TextBox x:Name="textbox_gene8" HorizontalAlignment="Left" Height="23" TextWrapping="Wrap" Text="{Binding Path=cur_monster.gene8}" VerticalAlignment="Top" Width="80" Margin="505,260,0,0"/>
+                    <TextBox x:Name="textbox_gene9" HorizontalAlignment="Left" Height="23" TextWrapping="Wrap" Text="{Binding Path=cur_monster.gene9}" VerticalAlignment="Top" Width="80" Margin="625,260,0,0"/>
+                    <Label x:Name="label_mlv" Content="Level" HorizontalAlignment="Left" Margin="150,85,0,0" VerticalAlignment="Top" RenderTransformOrigin="-0.263,0.135"/>
+                    <Label x:Name="label_mex" Content="Exp" HorizontalAlignment="Left" Margin="150,115,0,0" VerticalAlignment="Top" RenderTransformOrigin="-0.263,0.135"/>
+                    <Label x:Name="label_spe" Content="Species (Hex)" HorizontalAlignment="Left" Margin="150,145,0,0" VerticalAlignment="Top" RenderTransformOrigin="-0.263,0.135"/>
+                    <TextBox x:Name="textbox_mlv" HorizontalAlignment="Left" Height="24" Margin="240,87,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.level}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_mex" HorizontalAlignment="Left" Height="24" Margin="240,117,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.exp}" VerticalAlignment="Top" Width="75"/>
+                    <TextBox x:Name="textbox_spe" HorizontalAlignment="Left" Height="24" Margin="240,147,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.spe}" VerticalAlignment="Top" Width="75"/>
+                    <Label x:Name="label_mname" Content="Name" HorizontalAlignment="Left" Margin="10,54,0,0" VerticalAlignment="Top"/>
+                    <TextBox x:Name="textbox_mname" HorizontalAlignment="Left" Height="22" Margin="60,58,0,0" TextWrapping="Wrap" Text="{Binding Path=cur_monster.name}" VerticalAlignment="Top" Width="255"/>
+                    <Label x:Name="label_slct" Content="Monster" HorizontalAlignment="Left" Margin="2,10,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.466,0.596"/>
+                    <ComboBox x:Name="combobox_slct" HorizontalAlignment="Left" Margin="60,10,0,0" VerticalAlignment="Top" Width="255" ItemsSource="{Binding Path=monsters}" DisplayMemberPath="full_name" IsReadOnly="True" SelectedValue="{Binding Path=cur_monster}"/>
+                    <Label x:Name="label_m_warn" Content="Warning: The sum of PowerUps should be at most 10." HorizontalAlignment="Left" Margin="12,265,0,0" VerticalAlignment="Top"/>
+                    <Label x:Name="label_m_warn2" Content="The exact IV algorithm is unknown. Edit wisely." HorizontalAlignment="Left" Margin="62,285,0,0" VerticalAlignment="Top"/>
+                    <TextBlock x:Name="textblock_gene101" HorizontalAlignment="Left" Margin="385,16,0,0" TextWrapping="Wrap" Text="MHST Gene 101:&#x0a;0x0001 = Empty Slot&#x0a;0x0002 = No Slot&#x0a;For other genes codes, refer to the gene code mapping." VerticalAlignment="Top"/>
+                    <Button x:Name="button_mexp" Content="Max" HorizontalAlignment="Left" Margin="193,119,0,0" VerticalAlignment="Top" Width="35" Click="button_mexp_Click"/>
                 </Grid>
             </TabItem>
         </TabControl>
-        <Button x:Name="button_save" Content="Save" HorizontalAlignment="Left" Margin="10,10,0,0" VerticalAlignment="Top" Width="74"/>
+        <Button x:Name="button_save" Content="Save" HorizontalAlignment="Left" Margin="10,10,0,0" VerticalAlignment="Top" Width="74" Click="button_save_Click"/>
         <Button x:Name="button_load" Content="Load" HorizontalAlignment="Left" Margin="90,10,0,0" VerticalAlignment="Top" Width="74" Click="button_load_click"/>
-        </Grid>
+        <DataGrid x:Name="dataGrid" HorizontalAlignment="Left" Height="100" Margin="1046,415,-390,-95.5" VerticalAlignment="Top" Width="100"/>
+    </Grid>
 </Window>
diff --git a/MHSEC-G/MHSEC-G/MainWindow.xaml.cs b/MHSEC-G/MHSEC-G/MainWindow.xaml.cs
index 5777b72..a887ac6 100644
--- a/MHSEC-G/MHSEC-G/MainWindow.xaml.cs
+++ b/MHSEC-G/MHSEC-G/MainWindow.xaml.cs
@@ -1,20 +1,26 @@
 using System;
+using System.Collections.Generic;
 using System.IO;
+using System.Linq;
 using System.Windows;
 using System.Windows.Forms;
+using MessageBox = System.Windows.MessageBox;
 
 namespace MHSEC_G
 {
     public partial class MainWindow : Window
     {
+        private ViewModel view_model;
         private readonly byte[] dummy_data = new byte[Model.SAVE_FILE_SIZE];
         private const string Version = "0.1";
         public MainWindow()
         {
             InitializeComponent();
+            Item.read_item_mappings();
             Array.Clear(dummy_data, 0, dummy_data.Length);
             this.Title = "MHSEC-G Ver" + Version;
-            DataContext = new ViewModel(dummy_data);
+            view_model = new ViewModel(dummy_data);
+            DataContext = view_model;
         }
 
         private void button_load_click(object sender, RoutedEventArgs e)
@@ -35,9 +41,58 @@ namespace MHSEC_G
                 }
                 else
                 {
-                    DataContext = new ViewModel(buffer);
+                    view_model = new ViewModel(buffer);
+                    DataContext = view_model;
                 }
             }
         }
+
+        private void button_char_money_Click(object sender, RoutedEventArgs e)
+        {
+            view_model.character.money = Character.LIMIT_MONEY;
+        }
+
+        private void button_char_exp_Click(object sender, RoutedEventArgs e)
+        {
+            view_model.character.exp = Character.LIMIT_EXP;
+        }
+
+        private void button_item_all_Click(object sender, RoutedEventArgs e)
+        {
+            List<Item> items = view_model.items;
+            for (uint i = 0; i < items.Count; i++)
+            {
+                if (items.ElementAt((int)i).id == 1227)
+                    break;
+
+                items.ElementAt((int)i).count = 986;
+            }
+        }
+
+        private void button_item_existing_Click(object sender, RoutedEventArgs e)
+        {
+            List<Item> items = view_model.items;
+            for (uint i = 0; i < items.Count; i++)
+            {
+                if (items.ElementAt((int) i).id == 1227)
+                    break;
+
+                if (items.ElementAt((int)i).count != 0)
+                {
+                    items.ElementAt((int) i).count = 999;
+                }
+            }
+        }
+
+        private void button_mexp_Click(object sender, RoutedEventArgs e)
+        {
+            view_model.cur_monster.exp = Monster.LIMIT_MONSTER_EXP;
+        }
+
+        private void button_save_Click(object sender, RoutedEventArgs e)
+        {
+            File.WriteAllBytes("C:\\Users\\hyper\\Desktop\\mhr_save0.hacked", view_model.model.save_file);
+            MessageBox.Show("Saved to \"mhr_save0.hacked\"","MHSEC-G",MessageBoxButton.OK, MessageBoxImage.Information);
+        }
     }
 }
diff --git a/MHSEC-G/MHSEC-G/Model.cs b/MHSEC-G/MHSEC-G/Model.cs
index 9e70b45..cb7f244 100644
--- a/MHSEC-G/MHSEC-G/Model.cs
+++ b/MHSEC-G/MHSEC-G/Model.cs
@@ -1,11 +1,6 @@
 using System;
-using System.Collections.Generic;
-using System.ComponentModel;
-using System.Dynamic;
 using System.Linq;
 using System.Text;
-using System.Threading.Tasks;
-using MHSEC_G.Annotations;
 
 namespace MHSEC_G
 {
@@ -13,44 +8,35 @@ namespace MHSEC_G
     {
         public const uint SAVE_FILE_SIZE = 483976;
 
-        private readonly byte[] save_file;
+        private readonly byte[] _save_file;
 
-        private readonly Character _character;
-        public Character character
+        public byte[] save_file
         {
-            get { return _character; }
+            get { return _save_file; }
         }
 
-        private uint cur_monster_selection;
-        private readonly List<Monster> monsters;
-
-        private readonly List<Item> items;
-
-        private uint cur_egg_fragment_selection;
-        private readonly List<EggFragment> egg_fragments;
- 
-        public Model(byte[] save)
+        public Model(byte[] save_file)
         {
-            if (save == null || save.Length != SAVE_FILE_SIZE)
-            {
+            if(save_file.Length != SAVE_FILE_SIZE)
                 throw new SystemException("Invalid save file size.");
-            }
-            save_file = save;
-            _character = new Character(save_file);
-
-            cur_monster_selection = 0;
-            monsters = null;
-            items = null;
-            cur_egg_fragment_selection = 0;
-            egg_fragments = null;
+            _save_file = save_file;
         }
 
-
         public static uint byte_to_uint(byte b)
         {
             return (uint) (b) & 0xFF;
         }
 
+        public static void write_byte(byte[]arr, uint offset, uint val)
+        {
+            if(offset < arr.Length)
+                arr[offset] = (byte)(val&0xFF);
+            else
+            {
+                throw new SystemException("Buffer overflowed - Offset " + offset);
+            }
+        }
+
         public static uint byte_to_uint16_le(byte[] arr, uint offset)
         {
             if (arr.Length < offset + 2)
@@ -105,5 +91,37 @@ namespace MHSEC_G
             }
             return name.ToString();
         }
+
+        public static void write_unicode_string(byte[] arr, uint offset, string str, uint length)
+        {
+            if (length < str.Length || arr.Length < offset + length)
+                throw new SystemException("Unicode string write - potential buffer overflow.");
+
+            Array.Clear(arr, (int) offset, (int)length*2);
+            for (uint i = 0; i < str.Length; i ++)
+            {
+                write_uint16_le(arr, offset + i*2, str.ElementAt((int) i));
+            }
+            return;
+        }
+
+
+        public static bool parse_hex_string(string val, out uint result)
+        {
+            result = 0;
+            try
+            {
+                result = Convert.ToUInt32(val, 16);
+            }
+            catch (FormatException)
+            {
+                return false;
+            }
+            catch (OverflowException)
+            {
+                return false;
+            }
+            return true;
+        }
     }
 }
diff --git a/MHSEC-G/MHSEC-G/Monster.cs b/MHSEC-G/MHSEC-G/Monster.cs
index 73f7f52..2df5954 100644
--- a/MHSEC-G/MHSEC-G/Monster.cs
+++ b/MHSEC-G/MHSEC-G/Monster.cs
@@ -1,11 +1,453 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
-using System.Text;
+using System.ComponentModel;
+using System.Windows;
+using MHSEC_G.Annotations;
 
 namespace MHSEC_G
 {
-    class Monster
+    public class Monster : INotifyPropertyChanged
     {
+        private const uint OFFSETA_MONSTER = 0xA150;
+        private const uint SIZE_MONSTER = 0x478;
+        private const uint OFFSETR_MONSTER_GENE = 0x424;
+        private const uint SIZE_MONSTER_GENE = 0x4;
+        private const uint OFFSETR_MONSTER_EXP = 0xE0;
+        public const uint LIMIT_MONSTER_EXP = 0xFFFFFF;
+        private const uint OFFSETR_MONSTER_HIV = 0xD8;
+        private const uint OFFSETR_MONSTER_AIV = 0xD9;
+        private const uint OFFSETR_MONSTER_DIV = 0xDA;
+        private const uint OFFSETR_MONSTER_HPU = 0xD4;
+        private const uint OFFSETR_MONSTER_APU = 0xD5;
+        private const uint OFFSETR_MONSTER_DPU = 0xD6;
+        private const uint OFFSETR_MONSTER_LEVEL = 0x5C;
+        private const uint LIMIT_MONSTER_LEVEL = 99;
+        private const uint OFFSETR_MONSTER_NAME = 0;
+        private const uint LIMIT_MONSTER_NAME = 10;
+        private const uint OFFSETR_MONSTER_SPE = 0x30;
+        private const uint OFFSETA_MONSTE_END = 0x4786F;
+        private const uint OFFSETR_MONSTER_ATK = 0x48;
+        private const uint OFFSETR_MONSTER_HP = 0x46;
+        private const uint OFFSETR_MONSTER_DEF = 0x4A;
+        private readonly Model _model;
+        private readonly uint _offset;
+
+        public string spe
+        {
+            get { return Model.byte_to_uint(_model.save_file[_offset + OFFSETR_MONSTER_SPE]).ToString("X2"); }
+            set
+            {
+                uint parsed;
+                if (Model.parse_hex_string(value,out parsed) && parsed <= 0xFF)
+                {
+                    _model.save_file[_offset + OFFSETR_MONSTER_SPE] = (byte)(parsed & 0xFF);
+                }
+                else
+                {
+                    MessageBox.Show("Species must be at most 0xFF.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(hiv));
+            }
+        }
+
+        public uint atk
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_ATK); }
+            set
+            {
+                if (value <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_ATK, value);
+                }
+                else
+                {
+                    MessageBox.Show("Atk must be at most " + UInt16.MaxValue, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(atk));
+            }
+        }
+        public uint def
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_DEF); }
+            set
+            {
+                if (value <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_DEF, value);
+                }
+                else
+                {
+                    MessageBox.Show("Def must be at most " + UInt16.MaxValue, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(def));
+            }
+        }
+
+        public uint hp
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_HP); }
+            set
+            {
+                if (value <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_HP, value);
+                }
+                else
+                {
+                    MessageBox.Show("HP must be at most " + UInt16.MaxValue, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(hp));
+            }
+        }
+
+        public uint hiv
+        {
+            get { return Model.byte_to_uint(_model.save_file[_offset + OFFSETR_MONSTER_HIV]);  }
+            set
+            {
+                if (value <= 0xFF)
+                {
+                    _model.save_file[_offset + OFFSETR_MONSTER_HIV] = (byte) (value & 0xFF);
+                }
+                else
+                {
+                    MessageBox.Show("IV must be at most 255.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(hiv));
+            }
+        }
+
+        public uint aiv
+        {
+            get { return Model.byte_to_uint(_model.save_file[_offset + OFFSETR_MONSTER_AIV]); }
+            set
+            {
+                if (value <= 0xFF)
+                {
+                    _model.save_file[_offset + OFFSETR_MONSTER_AIV] = (byte)(value & 0xFF);
+                }
+                else
+                {
+                    MessageBox.Show("IV must be at most 255.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(aiv));
+            }
+        }
+        public uint div
+        {
+            get { return Model.byte_to_uint(_model.save_file[_offset + OFFSETR_MONSTER_DIV]); }
+            set
+            {
+                if (value <= 0xFF)
+                {
+                    _model.save_file[_offset + OFFSETR_MONSTER_DIV] = (byte)(value & 0xFF);
+                }
+                else
+                {
+                    MessageBox.Show("IV must be at most 255.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(div));
+            }
+        }
+        public uint hpu
+        {
+            get { return Model.byte_to_uint(_model.save_file[_offset + OFFSETR_MONSTER_HPU]); }
+            set
+            {
+                if (value <= 0xFF)
+                {
+                    _model.save_file[_offset + OFFSETR_MONSTER_HPU] = (byte)(value & 0xFF);
+                }
+                else
+                {
+                    MessageBox.Show("Power up must be at most 255.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(hpu));
+            }
+        }
+        public uint apu
+        {
+            get { return Model.byte_to_uint(_model.save_file[_offset + OFFSETR_MONSTER_APU]); }
+            set
+            {
+                if (value <= 0xFF)
+                {
+                    _model.save_file[_offset + OFFSETR_MONSTER_APU] = (byte)(value & 0xFF);
+                }
+                else
+                {
+                    MessageBox.Show("Power up must be at most 255.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(apu));
+            }
+        }
+        public uint dpu
+        {
+            get { return Model.byte_to_uint(_model.save_file[_offset + OFFSETR_MONSTER_DPU]); }
+            set
+            {
+                if (value <= 0xFF)
+                {
+                    _model.save_file[_offset + OFFSETR_MONSTER_DPU] = (byte)(value & 0xFF);
+                }
+                else
+                {
+                    MessageBox.Show("Power up must be at most 255.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(dpu));
+            }
+        }
+
+        public string full_name
+        {
+            get { return name.Length == 0 ? "" : name + " [Lv." + level + "]"; }
+        }
+
+        public string name
+        {
+            get { return Model.read_unicode_string(_model.save_file, _offset + OFFSETR_MONSTER_NAME, LIMIT_MONSTER_NAME); }
+            set
+            {
+                if (value.Length <= 10 && value.Length > 0)
+                {
+                    Model.write_unicode_string(_model.save_file, _offset + OFFSETR_MONSTER_NAME, value, 10);
+                }
+                else
+                {
+                    MessageBox.Show("Name must be 1-10 characters.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(name));
+                OnPropertyChanged(nameof(full_name));
+            }
+        }
+
+        public uint exp
+        {
+            get { return Model.byte_to_uint32_le(_model.save_file, _offset + OFFSETR_MONSTER_EXP);  }
+            set
+            {
+                if (value <= LIMIT_MONSTER_EXP)
+                {
+                    Model.write_uint32_le(_model.save_file, _offset + OFFSETR_MONSTER_EXP, value);
+                }
+                else
+                {
+                    MessageBox.Show("Exp must be at most " + LIMIT_MONSTER_EXP, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(exp));
+            }
+        }
+
+        public uint level
+        {
+            get { return Model.byte_to_uint(_model.save_file[_offset + OFFSETR_MONSTER_LEVEL]); }
+            set
+            {
+                if (value <= LIMIT_MONSTER_LEVEL)
+                {
+                    _model.save_file[_offset + OFFSETR_MONSTER_LEVEL] = (byte)(value & 0xFF);
+                }
+                else
+                {
+                    MessageBox.Show("Level must be at most " + LIMIT_MONSTER_LEVEL, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(level));
+                OnPropertyChanged(nameof(full_name));
+            }
+        }
+
+        public string gene1
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 0 * SIZE_MONSTER_GENE).ToString("X4"); }
+            set
+            {
+                uint parsed;
+                if (Model.parse_hex_string(value, out parsed) && parsed <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 0 * SIZE_MONSTER_GENE, parsed);
+                }
+                else
+                {
+                    MessageBox.Show("Malformed gene value - must be 0x0 to 0xFFFF.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(gene2));
+            }
+        }
+
+        public string gene2
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 1 * SIZE_MONSTER_GENE).ToString("X4"); }
+            set
+            {
+                uint parsed;
+                if (Model.parse_hex_string(value, out parsed) && parsed <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 1*SIZE_MONSTER_GENE, parsed);
+                }
+                else
+                {
+                    MessageBox.Show("Malformed gene value - must be 0x0 to 0xFFFF.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(gene2));
+            }
+        }
+        public string gene3
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 2 * SIZE_MONSTER_GENE).ToString("X4"); }
+            set
+            {
+                uint parsed;
+                if (Model.parse_hex_string(value, out parsed) && parsed <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 2 * SIZE_MONSTER_GENE, parsed);
+                }
+                else
+                {
+                    MessageBox.Show("Malformed gene value - must be 0x0 to 0xFFFF.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(gene3));
+            }
+        }
+        public string gene4
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 3 * SIZE_MONSTER_GENE).ToString("X4"); }
+            set
+            {
+                uint parsed;
+                if (Model.parse_hex_string(value, out parsed) && parsed <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 3 * SIZE_MONSTER_GENE, parsed);
+                }
+                else
+                {
+                    MessageBox.Show("Malformed gene value - must be 0x0 to 0xFFFF.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(gene4));
+            }
+        }
+        public string gene5
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 4 * SIZE_MONSTER_GENE).ToString("X4"); }
+            set
+            {
+                uint parsed;
+                if (Model.parse_hex_string(value, out parsed) && parsed <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 4 * SIZE_MONSTER_GENE, parsed);
+                }
+                else
+                {
+                    MessageBox.Show("Malformed gene value - must be 0x0 to 0xFFFF.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(gene5));
+            }
+        }
+        public string gene6
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 5 * SIZE_MONSTER_GENE).ToString("X4"); }
+            set
+            {
+                uint parsed;
+                if (Model.parse_hex_string(value, out parsed) && parsed <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 5 * SIZE_MONSTER_GENE, parsed);
+                }
+                else
+                {
+                    MessageBox.Show("Malformed gene value - must be 0x0 to 0xFFFF.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(gene6));
+            }
+        }
+        public string gene7
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 6 * SIZE_MONSTER_GENE).ToString("X4"); }
+            set
+            {
+                uint parsed;
+                if (Model.parse_hex_string(value, out parsed) && parsed <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 6 * SIZE_MONSTER_GENE, parsed);
+                }
+                else
+                {
+                    MessageBox.Show("Malformed gene value - must be 0x0 to 0xFFFF.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(gene7));
+            }
+        }
+        public string gene8
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 7 * SIZE_MONSTER_GENE).ToString("X4"); }
+            set
+            {
+                uint parsed;
+                if (Model.parse_hex_string(value, out parsed) && parsed <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 7 * SIZE_MONSTER_GENE, parsed);
+                }
+                else
+                {
+                    MessageBox.Show("Malformed gene value - must be 0x0 to 0xFFFF.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(gene8));
+            }
+        }
+        public string gene9
+        {
+            get { return Model.byte_to_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 8 * SIZE_MONSTER_GENE).ToString("X4"); }
+            set
+            {
+                uint parsed;
+                if (Model.parse_hex_string(value, out parsed) && parsed <= 0xFFFF)
+                {
+                    Model.write_uint16_le(_model.save_file, _offset + OFFSETR_MONSTER_GENE + 8 * SIZE_MONSTER_GENE, parsed);
+                }
+                else
+                {
+                    MessageBox.Show("Malformed gene value - must be 0x0 to 0xFFFF.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+                OnPropertyChanged(nameof(gene9));
+            }
+        }
+
+        public Monster(uint offset, Model model)
+        {
+            _offset = offset;
+            _model = model;
+        }
+
+        public static List<Monster> read_all_monsters(Model model)
+        {
+            byte[] save = model.save_file;
+            List<Monster> ret = new List<Monster>();
+            for (uint i = OFFSETA_MONSTER; i < OFFSETA_MONSTE_END; i += SIZE_MONSTER)
+            {
+                if (save[i] != 0)
+                {
+                    byte[] each = new byte[SIZE_MONSTER];
+                    Array.Copy(save, i, each, 0 ,SIZE_MONSTER);
+                    ret.Add(new Monster(i, model));
+                }
+            }
+
+            if (ret.Count == 0)
+            {
+                byte[] dummy = new byte[SIZE_MONSTER];
+                Array.Clear(dummy, 0, (int)SIZE_MONSTER);
+                // at least one monster
+                ret.Add(new Monster(OFFSETA_MONSTER, model));
+            }
+            return ret;
+        }
+
+
+        public event PropertyChangedEventHandler PropertyChanged;
+
+        [NotifyPropertyChangedInvocator]
+        protected virtual void OnPropertyChanged(string propertyName)
+        {
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+        }
     }
 }
diff --git a/MHSEC-G/MHSEC-G/ViewModel.cs b/MHSEC-G/MHSEC-G/ViewModel.cs
index b92f897..e63514e 100644
--- a/MHSEC-G/MHSEC-G/ViewModel.cs
+++ b/MHSEC-G/MHSEC-G/ViewModel.cs
@@ -1,24 +1,79 @@
 using System;
 using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
 using System.Linq;
-using System.Text;
+using MHSEC_G.Annotations;
 
 namespace MHSEC_G
 {
-    public class ViewModel
+    public class ViewModel : INotifyPropertyChanged
     {
 
-        private Model _model;
+        private readonly Model _model;
+
         public Model model
         {
-            get { return _model; }
-            set { _model = model; }
+            get { return _model;}
+        }
+
+        private readonly Character _character;
+
+        public Character character
+        {
+            get { return _character; }
+        }
+
+        private Monster _cur_monster_selection;
+        private readonly ObservableCollection<Monster> _monsters;
+
+        public Monster cur_monster
+        {
+            get { return _cur_monster_selection; }
+            set { _cur_monster_selection = value; OnPropertyChanged(nameof(cur_monster)); }
+        }
+        public ObservableCollection<Monster> monsters
+        {
+            get
+            {
+                return _monsters;
+            }
         }
 
 
-        public ViewModel(byte[] data)
+        private readonly List<Item> _items;
+
+        public List<Item> items
         {
-            _model = new Model(data);
+            get { return _items; }
+        }
+
+        private uint cur_egg_fragment_selection;
+        private readonly List<EggFragment> egg_fragments;
+
+        public ViewModel(byte[] save)
+        {
+            if (save == null || save.Length != Model.SAVE_FILE_SIZE)
+            {
+                throw new SystemException("Invalid save file size.");
+            }
+
+            _model = new Model(save);
+            _character = new Character(_model);
+            _items = Item.read_all_items(_model);
+            _monsters = new ObservableCollection<Monster>(Monster.read_all_monsters(_model));
+            _cur_monster_selection = _monsters.ElementAt(0);
+
+            cur_egg_fragment_selection = 0;
+            egg_fragments = null;
+        }
+
+        public event PropertyChangedEventHandler PropertyChanged;
+
+        [NotifyPropertyChangedInvocator]
+        protected virtual void OnPropertyChanged(string propertyName)
+        {
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
         }
     }
 }
diff --git a/MHSEC-G/MHSEC-G/idmap.txt b/MHSEC-G/MHSEC-G/idmap.txt
new file mode 100644
index 0000000..7758b80
Binary files /dev/null and b/MHSEC-G/MHSEC-G/idmap.txt differ