diff --git a/PkmnLibSharp/Battling/PokemonBuilder.cs b/PkmnLibSharp/Battling/PokemonBuilder.cs
index 4b66ed9..a288467 100644
--- a/PkmnLibSharp/Battling/PokemonBuilder.cs
+++ b/PkmnLibSharp/Battling/PokemonBuilder.cs
@@ -9,92 +9,51 @@ using Random = PkmnLibSharp.Utilities.Random;
 namespace PkmnLibSharp.Battling
 {
     public abstract class BasePokemonBuilder<TPokemon, TLearnedMove> 
-        where TPokemon : Pokemon 
-        where TLearnedMove :LearnedMove
+        where TPokemon : Pokemon
+        where TLearnedMove : LearnedMove
     {
         private static readonly Random _defaultRandom = new Random();
-        
+
         protected readonly BattleLibrary Library;
         public string Species { get; }
-        public string Forme { get; private set; } = "default";
-        public string Nickname { get; private set; } = "";
-        public string Ability { get; private set; } = "";
-        public string Nature { get; private set; } = "";
-        public Gender Gender { get; private set; } = (Gender) (-1);
-        public uint Identifier { get; private set; } = 0;
+        public string Forme { get; set; } = "default";
+        public string Nickname { get; set; } = "";
+        public string Ability { get; set; } = "";
+        public string Nature { get; set; } = "";
+        public Gender Gender { get; set; } = (Gender) (-1);
+        public uint Identifier { get; set; } = 0;
         public byte Level { get; }
 
-        public StatisticSet<byte> IVs;
-        public StatisticSet<byte> EVs;
-        
+        public StatisticSet<byte> IVs { get; set; }
+        public StatisticSet<byte> EVs { get; set; }
+
         public bool? IsForceShiny { get; private set; }
-        public string? HeldItem { get; private set; }
+        public string? HeldItem { get; set; }
         public bool IsEgg { get; private set; }
         public bool IsAllowedExperienceGain { get; private set; } = true;
 
         public List<(string moveName, MoveLearnMethod learnMethod)> LearnedMoves { get; } =
             new List<(string moveName, MoveLearnMethod learnMethod)>();
-        
+
         public BasePokemonBuilder(BattleLibrary library, string species, byte level)
         {
             Library = library;
             Species = species;
             Level = level;
         }
-
-        public BasePokemonBuilder<TPokemon, TLearnedMove> WithForme(string forme)
-        {
-            Forme = forme;
-            return this;
-        }
-
-        public BasePokemonBuilder<TPokemon, TLearnedMove> WithGender(Gender gender)
-        {
-            Gender = gender;
-            return this;
-        }
-
+        
         public BasePokemonBuilder<TPokemon, TLearnedMove> ForceShiny(bool value)
         {
             IsForceShiny = value;
             return this;
         }
 
-        public BasePokemonBuilder<TPokemon, TLearnedMove> WithHeldItem(string heldItem)
-        {
-            HeldItem = heldItem;
-            return this;
-        }
-
-        public BasePokemonBuilder<TPokemon, TLearnedMove> WithNickname(string nickname)
-        {
-            Nickname = nickname;
-            return this;
-        }
-        
-        public BasePokemonBuilder<TPokemon, TLearnedMove> WithNature(string nature)
-        {
-            Nature = nature;
-            return this;
-        }
-        
-        public BasePokemonBuilder<TPokemon, TLearnedMove> WithIVs(StatisticSet<byte> ivs)
-        {
-            IVs = ivs;
-            return this;
-        }
-        public BasePokemonBuilder<TPokemon, TLearnedMove> WithEVs(StatisticSet<byte> evs)
-        {
-            EVs = evs;
-            return this;
-        }
-        
         public BasePokemonBuilder<TPokemon, TLearnedMove> MakeEgg()
         {
             IsEgg = true;
             return this;
         }
-        
+
         public BasePokemonBuilder<TPokemon, TLearnedMove> AllowedExperienceGain(bool value)
         {
             IsAllowedExperienceGain = value;
@@ -108,6 +67,7 @@ namespace PkmnLibSharp.Battling
             {
                 throw new Exception("Too many moves for Pokemon.");
             }
+
             LearnedMoves.Add((moveName, moveLearnMethod));
             return this;
         }
@@ -127,6 +87,7 @@ namespace PkmnLibSharp.Battling
             {
                 Gender = species.GetRandomGender(random);
             }
+
             Coloring = 0;
             if (IsForceShiny.HasValue)
             {
@@ -181,6 +142,7 @@ namespace PkmnLibSharp.Battling
             {
                 random = _defaultRandom;
             }
+
             PopulateUninitialized(species, forme!, random);
 
             Item? heldItem = null;
@@ -191,7 +153,7 @@ namespace PkmnLibSharp.Battling
                     throw new Exception($"Item '{HeldItem}' was not found.");
                 }
             }
-            
+
             var moves = new LearnedMove[Library.StaticLibrary.Settings.MaximalMoves];
             for (var i = 0; i < LearnedMoves.Count; i++)
             {
@@ -214,7 +176,7 @@ namespace PkmnLibSharp.Battling
             {
                 Gender = species.GetRandomGender(random);
             }
-            
+
             return new ScopedOwner<TPokemon>(Finalize(species, forme!, heldItem, moves, nature));
         }
     }
diff --git a/PkmnLibSharp/Native/Linux/libpkmnLib.so b/PkmnLibSharp/Native/Linux/libpkmnLib.so
index 42803c1..ec8ecb4 100755
--- a/PkmnLibSharp/Native/Linux/libpkmnLib.so
+++ b/PkmnLibSharp/Native/Linux/libpkmnLib.so
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:50a6ddcd2210085235b46de2afea095e5403f8edba8db99acaf2edad4be5ae59
-size 4136224
+oid sha256:5252791a55da6ffddb30673c900c00a2ed4e159a307cb271933b562a39e6eaf7
+size 4139616
diff --git a/PkmnLibSharp/PkmnLibSharp.csproj b/PkmnLibSharp/PkmnLibSharp.csproj
index 3d22caf..d1d56ee 100644
--- a/PkmnLibSharp/PkmnLibSharp.csproj
+++ b/PkmnLibSharp/PkmnLibSharp.csproj
@@ -5,7 +5,7 @@
         <Platforms>x64</Platforms>
         <Nullable>enable</Nullable>
         <WarningsAsErrors>CS8600;CS8601;CS8602;CS8603;CS8604;CS8618</WarningsAsErrors>
-        <LangVersion>8</LangVersion>
+        <LangVersion>9</LangVersion>
         <TargetFrameworks>netstandard2.0;netstandard2.1</TargetFrameworks>
     </PropertyGroup>
 
diff --git a/PkmnLibSharpTests/Battling/PokemonBuilderTests.cs b/PkmnLibSharpTests/Battling/PokemonBuilderTests.cs
index 1e9b524..2e95ca7 100644
--- a/PkmnLibSharpTests/Battling/PokemonBuilderTests.cs
+++ b/PkmnLibSharpTests/Battling/PokemonBuilderTests.cs
@@ -24,8 +24,9 @@ namespace PkmnLibSharpTests.Battling
         {
             var lib = BattleLibraryHelper.GetLibrary();
             var pokemon = new PokemonBuilder(lib, "testSpecies", 50)
-                .WithNickname("cuteNickname")
-                .Build();
+                {
+                    Nickname = "cuteNickname"
+                }.Build();
             Assert.AreEqual("cuteNickname", pokemon.Value.Nickname);
             pokemon.Dispose();
         }
@@ -35,7 +36,9 @@ namespace PkmnLibSharpTests.Battling
         {
             var lib = BattleLibraryHelper.GetLibrary();
             var pokemon = new PokemonBuilder(lib, "testSpecies", 50)
-                .WithGender(Gender.Female)
+                {
+                    Gender = Gender.Female
+                }
                 .Build();
             Assert.AreEqual(Gender.Female, pokemon.Value.Gender);
             pokemon.Dispose();