Misc fixes & pickle updates

PKHeX.Core/Legality/Core.cs

@@ -100,7 +100,7 @@ public static partial class Legal
     /// <param name="pk">Entity to check</param>
     internal static bool IsOriginalMovesetDeleted(this PKM pk)
     {
-        if (pk.IsNative)
+        if (pk.Format == 8 && pk.Generation == 8)
             return IsSideGameTransferDeletedMoveset(pk);
         return pk is IBattleVersion { BattleVersion: not 0 };
     }

PKHeX.Core/MysteryGifts/WA8.cs

@@ -238,12 +238,12 @@ public sealed class WA8 : DataMysteryGift, ILangNick, INature, IGigantamax, IDyn
     public ushort OT_TextVar   { get => ReadUInt16LittleEndian(Data.AsSpan(0x274)); set => WriteUInt16LittleEndian(Data.AsSpan(0x274), value); }
 
     // Only derivations to WC8
-    public byte GV_HP  { get => Data[0x27E]; set => Data[0x27E] = value; }
-    public byte GV_ATK { get => Data[0x27F]; set => Data[0x27F] = value; }
-    public byte GV_DEF { get => Data[0x280]; set => Data[0x280] = value; }
-    public byte GV_SPE { get => Data[0x281]; set => Data[0x281] = value; }
-    public byte GV_SPA { get => Data[0x282]; set => Data[0x282] = value; }
-    public byte GV_SPD { get => Data[0x283]; set => Data[0x283] = value; }
+    public byte GV_HP  { get => Data[0x276]; set => Data[0x276] = value; }
+    public byte GV_ATK { get => Data[0x277]; set => Data[0x277] = value; }
+    public byte GV_DEF { get => Data[0x278]; set => Data[0x278] = value; }
+    public byte GV_SPE { get => Data[0x279]; set => Data[0x279] = value; }
+    public byte GV_SPA { get => Data[0x27A]; set => Data[0x27A] = value; }
+    public byte GV_SPD { get => Data[0x27B]; set => Data[0x27B] = value; }
 
     // Meta Accessible Properties
     public override int[] IVs

PKHeX.Core/MysteryGifts/WC8.cs

@@ -691,7 +691,7 @@ public sealed class WC8 : DataMysteryGift, ILangNick, INature, IGigantamax, IDyn
         if (pk is PK8 and IGigantamax g && g.CanGigantamax != CanGigantamax && !g.CanToggleGigantamax(pk.Species, pk.Form, Species, Form))
             return false;
 
-        if (pk is not IDynamaxLevel dl || dl.DynamaxLevel < DynamaxLevel)
+        if (pk is PK8 pk8 && pk8.DynamaxLevel < DynamaxLevel)
             return false;
 
         if (IsHOMEGift && pk is IScaledSize s)

PKHeX.WinForms/Subforms/SAV_Database.cs

@@ -240,7 +240,7 @@ public partial class SAV_Database : Form
         CB_GameOrigin.InitializeBinding();
         CB_HPType.InitializeBinding();
 
-        var comboAny = new ComboItem(MsgAny, 0);
+        var comboAny = new ComboItem(MsgAny, -1);
 
         var species = new List<ComboItem>(GameInfo.SpeciesDataSource);
         species.RemoveAt(0);

PKHeX.WinForms/Subforms/SAV_MysteryGiftDB.cs

@@ -174,7 +174,7 @@ public partial class SAV_MysteryGiftDB : Form
         CB_HeldItem.InitializeBinding();
         CB_Species.InitializeBinding();
 
-        var comboAny = new ComboItem(MsgAny, 0);
+        var comboAny = new ComboItem(MsgAny, -1);
 
         var species = new List<ComboItem>(GameInfo.SpeciesDataSource);
         species.RemoveAt(0);
@@ -300,9 +300,9 @@ public partial class SAV_MysteryGiftDB : Form
         }
 
         // Primary Searchables
-        var species = (ushort)WinFormsUtil.GetIndex(CB_Species);
+        var species = WinFormsUtil.GetIndex(CB_Species);
         int item = WinFormsUtil.GetIndex(CB_HeldItem);
-        if (species != 0) res = res.Where(pk => pk.Species == species);
+        if (species != -1) res = res.Where(pk => pk.Species == species);
         if (item != -1) res = res.Where(pk => pk.HeldItem == item);
 
         // Secondary Searchables