diff --git a/OpenRa.Game/Effects/Corpse.cs b/OpenRa.Game/Effects/Corpse.cs
index f37a1116b3..470a790f12 100755
--- a/OpenRa.Game/Effects/Corpse.cs
+++ b/OpenRa.Game/Effects/Corpse.cs
@@ -15,7 +15,8 @@ namespace OpenRa.Game.Effects
 
 		public Corpse(Actor fromActor, int death)
 		{
-			anim = new Animation(fromActor.LegacyInfo.Image ?? fromActor.LegacyInfo.Name);
+			var info = fromActor.Info.Traits.WithInterface<RenderSimpleInfo>().First();
+			anim = new Animation(info.Image ?? fromActor.Info.Name);
 			anim.PlayThen("die{0}".F(death + 1),
 				() => Game.world.AddFrameEndTask(w => w.Remove(this)));
 
diff --git a/OpenRa.Game/GameRules/NewUnitInfo.cs b/OpenRa.Game/GameRules/NewUnitInfo.cs
index 3d80aba9f1..62cee867be 100755
--- a/OpenRa.Game/GameRules/NewUnitInfo.cs
+++ b/OpenRa.Game/GameRules/NewUnitInfo.cs
@@ -10,9 +10,13 @@ namespace OpenRa.Game.GameRules
 	{
 		public readonly string Parent;
 		public readonly TypeDictionary Traits = new TypeDictionary();
+		public readonly string Name;
 
-		public NewUnitInfo( MiniYaml node )
+		public NewUnitInfo( string name, MiniYaml node )
 		{
+			Name = name;
+
+			// todo: make inheritance actually work
 			MiniYaml inherit;
 			if( node.Nodes.TryGetValue( "Inherits", out inherit ) )
 			{
diff --git a/OpenRa.Game/GameRules/Rules.cs b/OpenRa.Game/GameRules/Rules.cs
index 30c9781e35..d7200d93ec 100755
--- a/OpenRa.Game/GameRules/Rules.cs
+++ b/OpenRa.Game/GameRules/Rules.cs
@@ -97,7 +97,7 @@ namespace OpenRa.Game
 
 			NewUnitInfo = new Dictionary<string, NewUnitInfo>();
 			foreach( var kv in MiniYaml.FromFile( "ra.yaml" ) )
-				NewUnitInfo.Add( kv.Key.ToLowerInvariant(), new NewUnitInfo( kv.Value ) );
+				NewUnitInfo.Add(kv.Key.ToLowerInvariant(), new NewUnitInfo(kv.Key.ToLowerInvariant(), kv.Value));
 		}
 
 		static void LoadCategories(params string[] types)
diff --git a/OpenRa.Game/Traits/AutoTarget.cs b/OpenRa.Game/Traits/AutoTarget.cs
index f247ca218a..29d588a8f3 100644
--- a/OpenRa.Game/Traits/AutoTarget.cs
+++ b/OpenRa.Game/Traits/AutoTarget.cs
@@ -15,7 +15,8 @@ namespace OpenRa.Game.Traits
 
 		float GetMaximumRange(Actor self)
 		{
-			return new[] { self.LegacyInfo.Primary, self.LegacyInfo.Secondary }
+			var info = self.Info.Traits.WithInterface<AttackBaseInfo>().First();
+			return new[] { info.PrimaryWeapon, info.SecondaryWeapon }
 				.Where(w => w != null)
 				.Max(w => Rules.WeaponInfo[w].Range);
 		}
diff --git a/OpenRa.Game/Traits/LimitedAmmo.cs b/OpenRa.Game/Traits/LimitedAmmo.cs
index 3e8536b948..5d1a705e6d 100644
--- a/OpenRa.Game/Traits/LimitedAmmo.cs
+++ b/OpenRa.Game/Traits/LimitedAmmo.cs
@@ -17,14 +17,14 @@ namespace OpenRa.Game.Traits
 
 		public LimitedAmmo(Actor self)
 		{
-			ammo = self.LegacyInfo.Ammo;
+			ammo = self.Info.Traits.Get<LimitedAmmoInfo>().Ammo;
 			this.self = self;
 		}
 
 		public bool HasAmmo() { return ammo > 0; }
 		public bool GiveAmmo()
 		{
-			if (ammo >= self.LegacyInfo.Ammo) return false;
+			if (ammo >= self.Info.Traits.Get<LimitedAmmoInfo>().Ammo) return false;
 			++ammo;
 			return true;
 		}
@@ -33,7 +33,8 @@ namespace OpenRa.Game.Traits
 
 		public IEnumerable<PipType> GetPips(Actor self)
 		{
-			return Graphics.Util.MakeArray(self.LegacyInfo.Ammo, 
+			var maxAmmo = self.Info.Traits.Get<LimitedAmmoInfo>().Ammo;
+			return Graphics.Util.MakeArray(maxAmmo, 
 				i => ammo > i ? PipType.Green : PipType.Transparent);
 		}
 	}
diff --git a/OpenRa.Game/Traits/RenderUnitMuzzleFlash.cs b/OpenRa.Game/Traits/RenderUnitMuzzleFlash.cs
index 118abcbe18..53211abcf6 100644
--- a/OpenRa.Game/Traits/RenderUnitMuzzleFlash.cs
+++ b/OpenRa.Game/Traits/RenderUnitMuzzleFlash.cs
@@ -15,8 +15,6 @@ namespace OpenRa.Game.Traits
 		public RenderUnitMuzzleFlash(Actor self)
 			: base(self)
 		{
-			if (!self.LegacyInfo.MuzzleFlash) throw new InvalidOperationException("wtf??");
-
 			var unit = self.traits.Get<Unit>();
 			var attack = self.traits.WithInterface<AttackBase>().First();
 
diff --git a/OpenRa.Game/Traits/RenderUnitRotor.cs b/OpenRa.Game/Traits/RenderUnitRotor.cs
index ef4f70431b..a8d6b75f23 100755
--- a/OpenRa.Game/Traits/RenderUnitRotor.cs
+++ b/OpenRa.Game/Traits/RenderUnitRotor.cs
@@ -4,6 +4,9 @@ namespace OpenRa.Game.Traits
 {
 	class RenderUnitRotorInfo : RenderUnitInfo
 	{
+		public readonly int[] PrimaryOffset = { 0, 0 };
+		public readonly int[] SecondaryOffset = null;
+
 		public override object Create(Actor self) { return new RenderUnitRotor(self); }
 	}
 
@@ -15,21 +18,22 @@ namespace OpenRa.Game.Traits
 			: base(self)
 		{
 			var unit = self.traits.Get<Unit>();
+			var info = self.Info.Traits.Get<RenderUnitRotorInfo>();
 
-			rotorAnim = new Animation(self.LegacyInfo.Name);
+			rotorAnim = new Animation(info.Image ?? self.Info.Name);
 			rotorAnim.PlayRepeating("rotor");
 			anims.Add( "rotor_1", new AnimationWithOffset(
 				rotorAnim,
-				() => Util.GetTurretPosition( self, unit, self.LegacyInfo.RotorOffset, 0 ),
+				() => Util.GetTurretPosition( self, unit, info.PrimaryOffset, 0 ),
 				null ) );
 
-			if (self.LegacyInfo.RotorOffset2 == null) return;
+			if (info.SecondaryOffset == null) return;
 
-			secondRotorAnim = new Animation( self.LegacyInfo.Name );
+			secondRotorAnim = new Animation(info.Image ?? self.Info.Name);
 			secondRotorAnim.PlayRepeating( "rotor2" );
 			anims.Add( "rotor_2", new AnimationWithOffset(
 				secondRotorAnim,
-				() => Util.GetTurretPosition(self, unit, self.LegacyInfo.RotorOffset2, 0),
+				() => Util.GetTurretPosition(self, unit, info.SecondaryOffset, 0),
 				null ) );
 		}
 
diff --git a/OpenRa.Game/Traits/RenderUnitSpinner.cs b/OpenRa.Game/Traits/RenderUnitSpinner.cs
index 54794eb915..f0415e816b 100755
--- a/OpenRa.Game/Traits/RenderUnitSpinner.cs
+++ b/OpenRa.Game/Traits/RenderUnitSpinner.cs
@@ -1,10 +1,12 @@
 using System.Collections.Generic;
+using System.Linq;
 using OpenRa.Game.Graphics;
 
 namespace OpenRa.Game.Traits
 {
 	class RenderUnitSpinnerInfo : RenderUnitInfo
 	{
+		public readonly int[] Offset = { 0, 0 };
 		public override object Create(Actor self) { return new RenderUnitSpinner(self); }
 	}
 
@@ -14,12 +16,13 @@ namespace OpenRa.Game.Traits
 			: base(self)
 		{
 			var unit = self.traits.Get<Unit>();
+			var info = self.Info.Traits.Get<RenderUnitSpinnerInfo>();
 
-			var spinnerAnim = new Animation( self.LegacyInfo.Name );
+			var spinnerAnim = new Animation( info.Image ?? self.Info.Name );
 			spinnerAnim.PlayRepeating( "spinner" );
 			anims.Add( "spinner", new AnimationWithOffset(
 				spinnerAnim,
-				() => Util.GetTurretPosition( self, unit, self.LegacyInfo.PrimaryOffset, 0 ),
+				() => Util.GetTurretPosition( self, unit, info.Offset, 0 ),
 				null ) );
 		}
 	}
diff --git a/OpenRa.Game/Traits/Turreted.cs b/OpenRa.Game/Traits/Turreted.cs
index cacb90e7aa..3df089fae2 100644
--- a/OpenRa.Game/Traits/Turreted.cs
+++ b/OpenRa.Game/Traits/Turreted.cs
@@ -1,8 +1,12 @@
-
+using System.Linq;
+
 namespace OpenRa.Game.Traits
 {
 	class TurretedInfo : ITraitInfo
 	{
+		public readonly int ROT = 0;
+		public readonly int InitialFacing = 128;
+
 		public object Create(Actor self) { return new Turreted(self); }
 	}
 
@@ -14,13 +18,13 @@ namespace OpenRa.Game.Traits
 
 		public Turreted(Actor self)
 		{
-			turretFacing = self.LegacyInfo.InitialFacing;
+			turretFacing = self.Info.Traits.Get<TurretedInfo>().InitialFacing;
 		}
 
 		public void Tick( Actor self )
 		{
 			var df = desiredFacing ?? ( self.traits.Contains<Unit>() ? self.traits.Get<Unit>().Facing : turretFacing );
-			Util.TickFacing( ref turretFacing, df, self.LegacyInfo.ROT );
+			Util.TickFacing(ref turretFacing, df, self.Info.Traits.Get<TurretedInfo>().ROT);
 		}
 	}
 }
diff --git a/RulesConverter/Program.cs b/RulesConverter/Program.cs
index 0ff9208a33..7dc38d3f6f 100644
--- a/RulesConverter/Program.cs
+++ b/RulesConverter/Program.cs
@@ -70,6 +70,17 @@ namespace RulesConverter
 					{ "Image", "Image" } }
 				},
 
+				{ "RenderUnitSpinner", new PL {
+					{ "Image", "Image" },
+					{ "Offset", "PrimaryOffset" } }
+				},
+
+				{ "RenderUnitRotor", new PL {
+					{ "Image", "Image" },
+					{ "PrimaryOffset", "RotorOffset" },
+					{ "SecondaryOffset", "RotorOffset2" } }
+				},
+
 				{ "Buildable", new PL {
 					{ "TechLevel", "TechLevel" },
 					{ "Tab", "$Tab" },
@@ -136,8 +147,6 @@ namespace RulesConverter
 			traitMap["RenderInfantry"] = traitMap["RenderBuilding"];
 			traitMap["RenderUnitMuzzleFlash"] = traitMap["RenderBuilding"];
 			traitMap["RenderUnitReload"] = traitMap["RenderBuilding"];
-			traitMap["RenderUnitRotor"] = traitMap["RenderBuilding"];
-			traitMap["RenderUnitSpinner"] = traitMap["RenderBuilding"];
 			traitMap["RenderUnitTurreted"] = traitMap["RenderBuilding"];
 
 			traitMap["AttackTurreted"] = traitMap["AttackBase"];
diff --git a/ra.yaml b/ra.yaml
index 086b7975eb..51defaa4c3 100644
--- a/ra.yaml
+++ b/ra.yaml
@@ -175,6 +175,7 @@ MRJ:
 		ROT: 5
 		Speed: 9
 	RenderUnitSpinner:
+		Offset: 0,4,0,-6
 	Repairable:
 	Chronoshiftable:
 	Passenger:
@@ -202,6 +203,7 @@ MGG:
 		ROT: 5
 		Speed: 9
 	RenderUnitSpinner:
+		Offset: 0,6,0,-3
 	Repairable:
 	Chronoshiftable:
 	Passenger:
@@ -624,6 +626,8 @@ TRAN:
 		ROT: 5
 		Speed: 12
 	RenderUnitRotor:
+		PrimaryOffset: 0,14,0,-4
+		SecondaryOffset: 0,-14,0,-2
 	WithShadow:
 	Cargo:
 		PassengerTypes: Foot
@@ -653,6 +657,7 @@ HELI:
 		ROT: 4
 		Speed: 16
 	RenderUnitRotor:
+		PrimaryOffset: 0,0,0,-2
 	WithShadow:
 	LimitedAmmo:
 		Ammo: 6