diff --git a/OpenRA.Game/Manifest.cs b/OpenRA.Game/Manifest.cs
index 989a6442a4..7af552fdd6 100644
--- a/OpenRA.Game/Manifest.cs
+++ b/OpenRA.Game/Manifest.cs
@@ -70,6 +70,8 @@ namespace OpenRA
 		public readonly ImmutableArray<string> SpriteFormats = [];
 		public readonly ImmutableArray<string> PackageFormats = [];
 		public readonly ImmutableArray<string> VideoFormats = [];
+		public readonly string SpriteSequenceFormat;
+		public readonly string TerrainFormat;
 
 		// TODO: This should be controlled by a user-selected translation bundle!
 		public readonly string FluentCulture = "en";
@@ -81,7 +83,7 @@ namespace OpenRA
 			"Sequences", "ModelSequences", "Cursors", "Chrome", "Assemblies", "ChromeLayout", "Weapons",
 			"Voices", "Notifications", "Music", "FluentMessages", "TileSets", "ChromeMetrics", "Missions", "Hotkeys",
 			"ServerTraits", "LoadScreen", "DefaultOrderGenerator", "SupportsMapsFrom", "SoundFormats", "SpriteFormats", "VideoFormats",
-			"RequiresMods", "PackageFormats", "AllowUnusedFluentMessagesInExternalPackages", "RendererConstants"
+			"SpriteSequenceFormat", "TerrainFormat", "RequiresMods", "PackageFormats", "AllowUnusedFluentMessagesInExternalPackages", "RendererConstants"
 		}.ToFrozenSet();
 
 		public readonly FrozenDictionary<string, MiniYaml> GlobalModData;
@@ -166,6 +168,12 @@ namespace OpenRA
 			if (yaml.TryGetValue("VideoFormats", out entry))
 				VideoFormats = FieldLoader.GetValue<ImmutableArray<string>>("VideoFormats", entry.Value);
 
+			if (yaml.TryGetValue("SpriteSequenceFormat", out entry))
+				SpriteSequenceFormat = entry.Value;
+
+			if (yaml.TryGetValue("TerrainFormat", out entry))
+				TerrainFormat = entry.Value;
+
 			if (yaml.TryGetValue("AllowUnusedFluentMessagesInExternalPackages", out entry))
 				AllowUnusedFluentMessagesInExternalPackages =
 					FieldLoader.GetValue<bool>("AllowUnusedFluentMessagesInExternalPackages", entry.Value);
diff --git a/OpenRA.Game/ModData.cs b/OpenRA.Game/ModData.cs
index 63f61d6fdc..031117a155 100644
--- a/OpenRA.Game/ModData.cs
+++ b/OpenRA.Game/ModData.cs
@@ -26,28 +26,6 @@ namespace OpenRA
 {
 	public interface IGlobalModData { }
 
-	public sealed class TerrainFormat : IGlobalModData
-	{
-		public readonly string Type;
-		public readonly IReadOnlyDictionary<string, MiniYaml> Metadata;
-		public TerrainFormat(MiniYaml yaml)
-		{
-			Type = yaml.Value;
-			Metadata = new ReadOnlyDictionary<string, MiniYaml>(yaml.ToDictionary());
-		}
-	}
-
-	public sealed class SpriteSequenceFormat : IGlobalModData
-	{
-		public readonly string Type;
-		public readonly IReadOnlyDictionary<string, MiniYaml> Metadata;
-		public SpriteSequenceFormat(MiniYaml yaml)
-		{
-			Type = yaml.Value;
-			Metadata = new ReadOnlyDictionary<string, MiniYaml>(yaml.ToDictionary());
-		}
-	}
-
 	public sealed class ModData : IDisposable
 	{
 		public readonly Manifest Manifest;
@@ -129,23 +107,15 @@ namespace OpenRA
 			SoundLoaders = ObjectCreator.GetLoaders<ISoundLoader>(Manifest.SoundFormats, "sound");
 			SpriteLoaders = ObjectCreator.GetLoaders<ISpriteLoader>(Manifest.SpriteFormats, "sprite");
 			VideoLoaders = ObjectCreator.GetLoaders<IVideoLoader>(Manifest.VideoFormats, "video");
+			SpriteSequenceLoader = ObjectCreator.GetLoader<ISpriteSequenceLoader>(Manifest.SpriteSequenceFormat, "sequence");
 
-			var terrainFormat = GetOrCreate<TerrainFormat>();
-			var terrainLoader = ObjectCreator.FindType(terrainFormat.Type + "Loader");
+			var terrainLoader = ObjectCreator.FindType(Manifest.TerrainFormat + "Loader");
 			var terrainCtor = terrainLoader?.GetConstructor([typeof(ModData)]);
 			if (terrainLoader == null || !terrainLoader.GetInterfaces().Contains(typeof(ITerrainLoader)) || terrainCtor == null)
-				throw new InvalidOperationException($"Unable to find a terrain loader for type '{terrainFormat.Type}'.");
+				throw new InvalidOperationException($"Unable to find a terrain loader for type '{Manifest.TerrainFormat}'.");
 
 			TerrainLoader = (ITerrainLoader)terrainCtor.Invoke([this]);
 
-			var sequenceFormat = GetOrCreate<SpriteSequenceFormat>();
-			var sequenceLoader = ObjectCreator.FindType(sequenceFormat.Type + "Loader");
-			var sequenceCtor = sequenceLoader?.GetConstructor([typeof(ModData)]);
-			if (sequenceLoader == null || !sequenceLoader.GetInterfaces().Contains(typeof(ISpriteSequenceLoader)) || sequenceCtor == null)
-				throw new InvalidOperationException($"Unable to find a sequence loader for type '{sequenceFormat.Type}'.");
-
-			SpriteSequenceLoader = (ISpriteSequenceLoader)sequenceCtor.Invoke([this]);
-
 			Hotkeys = new HotkeyManager(ModFiles, Game.Settings.Keys, Manifest);
 			Cursors = ParseCursors(Manifest, DefaultFileSystem);
 
diff --git a/OpenRA.Mods.Cnc/Graphics/ClassicSpriteSequence.cs b/OpenRA.Mods.Cnc/Graphics/ClassicSpriteSequence.cs
index 72c733899d..0d1a0a8c78 100644
--- a/OpenRA.Mods.Cnc/Graphics/ClassicSpriteSequence.cs
+++ b/OpenRA.Mods.Cnc/Graphics/ClassicSpriteSequence.cs
@@ -17,9 +17,6 @@ namespace OpenRA.Mods.Cnc.Graphics
 {
 	public class ClassicSpriteSequenceLoader : DefaultSpriteSequenceLoader
 	{
-		public ClassicSpriteSequenceLoader(ModData modData)
-			: base(modData) { }
-
 		public override ClassicSpriteSequence CreateSequence(
 			ModData modData, string tileset, SpriteCache cache, string image, string sequence, MiniYaml data, MiniYaml defaults)
 		{
diff --git a/OpenRA.Mods.Cnc/Graphics/ClassicTilesetSpecificSpriteSequence.cs b/OpenRA.Mods.Cnc/Graphics/ClassicTilesetSpecificSpriteSequence.cs
index 166c170702..21298216ac 100644
--- a/OpenRA.Mods.Cnc/Graphics/ClassicTilesetSpecificSpriteSequence.cs
+++ b/OpenRA.Mods.Cnc/Graphics/ClassicTilesetSpecificSpriteSequence.cs
@@ -20,9 +20,6 @@ namespace OpenRA.Mods.Cnc.Graphics
 {
 	public class ClassicTilesetSpecificSpriteSequenceLoader : ClassicSpriteSequenceLoader
 	{
-		public ClassicTilesetSpecificSpriteSequenceLoader(ModData modData)
-			: base(modData) { }
-
 		public override ClassicTilesetSpecificSpriteSequence CreateSequence(
 			ModData modData, string tileset, SpriteCache cache, string image, string sequence, MiniYaml data, MiniYaml defaults)
 		{
diff --git a/OpenRA.Mods.Common/Graphics/DefaultSpriteSequence.cs b/OpenRA.Mods.Common/Graphics/DefaultSpriteSequence.cs
index 815b9f5211..4a14460d1a 100644
--- a/OpenRA.Mods.Common/Graphics/DefaultSpriteSequence.cs
+++ b/OpenRA.Mods.Common/Graphics/DefaultSpriteSequence.cs
@@ -24,8 +24,6 @@ namespace OpenRA.Mods.Common.Graphics
 	{
 		static readonly MiniYaml NoData = new(null);
 
-		public DefaultSpriteSequenceLoader(ModData modData) { }
-
 		public virtual ISpriteSequence CreateSequence(
 			ModData modData, string tileset, SpriteCache cache, string image, string sequence, MiniYaml data, MiniYaml defaults)
 		{
diff --git a/OpenRA.Mods.Common/Graphics/TilesetSpecificSpriteSequence.cs b/OpenRA.Mods.Common/Graphics/TilesetSpecificSpriteSequence.cs
index aa82ef1a40..3aa4ba2a94 100644
--- a/OpenRA.Mods.Common/Graphics/TilesetSpecificSpriteSequence.cs
+++ b/OpenRA.Mods.Common/Graphics/TilesetSpecificSpriteSequence.cs
@@ -19,9 +19,6 @@ namespace OpenRA.Mods.Common.Graphics
 {
 	public class TilesetSpecificSpriteSequenceLoader : DefaultSpriteSequenceLoader
 	{
-		public TilesetSpecificSpriteSequenceLoader(ModData modData)
-			: base(modData) { }
-
 		public override TilesetSpecificSpriteSequence CreateSequence(
 			ModData modData, string tileSet, SpriteCache cache, string image, string sequence, MiniYaml data, MiniYaml defaults)
 		{
diff --git a/OpenRA.Mods.D2k/Graphics/D2kSpriteSequence.cs b/OpenRA.Mods.D2k/Graphics/D2kSpriteSequence.cs
index f1f11802f1..258105668d 100644
--- a/OpenRA.Mods.D2k/Graphics/D2kSpriteSequence.cs
+++ b/OpenRA.Mods.D2k/Graphics/D2kSpriteSequence.cs
@@ -18,9 +18,6 @@ namespace OpenRA.Mods.D2k.Graphics
 {
 	public class D2kSpriteSequenceLoader : DefaultSpriteSequenceLoader
 	{
-		public D2kSpriteSequenceLoader(ModData modData)
-			: base(modData) { }
-
 		public override D2kSpriteSequence CreateSequence(
 			ModData modData, string tileset, SpriteCache cache, string image, string sequence, MiniYaml data, MiniYaml defaults)
 		{