diff --git a/Assets/Editor/EveAssetBundleBuilder.cs b/Assets/Editor/EveAssetBundleBuilder.cs
index d14fc765b..96d532aaf 100644
--- a/Assets/Editor/EveAssetBundleBuilder.cs
+++ b/Assets/Editor/EveAssetBundleBuilder.cs
@@ -104,10 +104,11 @@ namespace Aetheria.Editor
             try
             {
                 KeepAdvertisedPresentationVisual(root, entry);
-                ExtractExternalizedEffects(root, entry.Ref.AssetKey);
+                ExtractExternalizedEffects(root, entry);
                 StripNonPresentationScripts(root);
                 StripPresentationPhysics(root);
                 NormalizePresentationMaterials(root);
+                VerifyExternalizedShipEffects(root, entry);
                 VerifyPrefab(root, outputPath);
                 PrefabUtility.SaveAsPrefabAsset(root, outputPath, out var saved);
                 if (!saved)
@@ -139,10 +140,20 @@ namespace Aetheria.Editor
                 UnityEngine.Object.DestroyImmediate(child.gameObject, true);
         }
 
-        private static void ExtractExternalizedEffects(GameObject root, string assetKey)
+        private static void ExtractExternalizedEffects(
+            GameObject root,
+            AetheriaRuntimeAssetManifestEntry entry)
         {
-            if (!string.Equals(assetKey, "prefab.entity.player", StringComparison.Ordinal) &&
-                !string.Equals(assetKey, "prefab.entity.ship", StringComparison.Ordinal))
+            var assetKey = entry?.Ref?.AssetKey ?? "";
+            var presentationRole = entry?.Ref?.Metadata != null &&
+                entry.Ref.Metadata.TryGetValue("presentationRole", out var role)
+                    ? role ?? ""
+                    : "";
+            var strictLegacyShip =
+                string.Equals(presentationRole, "player", StringComparison.Ordinal) ||
+                string.Equals(presentationRole, "ship", StringComparison.Ordinal);
+            var catalogHull = string.Equals(presentationRole, "entity.hull", StringComparison.Ordinal);
+            if (!strictLegacyShip && !catalogHull)
                 return;
 
             var tractorEffects = root.GetComponentsInChildren<MonoBehaviour>(true)
@@ -151,7 +162,7 @@ namespace Aetheria.Editor
                 .Select(behaviour => behaviour.gameObject)
                 .Distinct()
                 .ToArray();
-            if (tractorEffects.Length == 0)
+            if (tractorEffects.Length == 0 && strictLegacyShip)
                 throw new InvalidOperationException(
                     $"Ship presentation source '{assetKey}' has no embedded tractor effect to externalize.");
 
@@ -167,7 +178,7 @@ namespace Aetheria.Editor
                 .Select(renderer => renderer.gameObject)
                 .Distinct()
                 .ToArray();
-            if (embeddedShieldVisuals.Length == 0)
+            if (embeddedShieldVisuals.Length == 0 && strictLegacyShip)
                 throw new InvalidOperationException(
                     $"Ship presentation source '{assetKey}' has no embedded shield visual to externalize.");
 
@@ -175,6 +186,27 @@ namespace Aetheria.Editor
                 UnityEngine.Object.DestroyImmediate(visual, true);
         }
 
+        private static void VerifyExternalizedShipEffects(
+            GameObject root,
+            AetheriaRuntimeAssetManifestEntry entry)
+        {
+            var presentationRole = entry?.Ref?.Metadata != null &&
+                entry.Ref.Metadata.TryGetValue("presentationRole", out var role)
+                    ? role ?? ""
+                    : "";
+            if (!string.Equals(presentationRole, "player", StringComparison.Ordinal) &&
+                !string.Equals(presentationRole, "ship", StringComparison.Ordinal) &&
+                !string.Equals(presentationRole, "entity.hull", StringComparison.Ordinal))
+                return;
+
+            var surviving = root.GetComponentsInChildren<Renderer>(true)
+                .FirstOrDefault(renderer => renderer != null &&
+                    string.Equals(renderer.gameObject.name, "Shield Visual", StringComparison.Ordinal));
+            if (surviving != null)
+                throw new InvalidOperationException(
+                    $"Ship presentation source '{entry.Ref.AssetKey}' retained an always-on shield envelope.");
+        }
+
         private static void StripNonPresentationScripts(GameObject root)
         {
             foreach (var transform in root.GetComponentsInChildren<Transform>(true))
diff --git a/docs/aetheria-perfect-machine-map.md b/docs/aetheria-perfect-machine-map.md
index d403e491c..523f9146f 100644
--- a/docs/aetheria-perfect-machine-map.md
+++ b/docs/aetheria-perfect-machine-map.md
@@ -1088,14 +1088,15 @@ legacy catalog cache, and legacy UI paths should be migration-only or deleted.
   skybox/ambient authority or infer shader models from Aetheria asset names.
 - Cut line: the obsolete provider skybox catalog entry and world binding are
   deleted, as is the invented `0.4,-1,0.25` warm key light. The embedded
-  fossil shield renderer is removed from ship presentation prefabs because its
+  fossil shield renderer is removed from legacy ship roles and catalog-backed
+  `entity.hull` presentation prefabs because its
   dithered collision response is already externalized as the provider-owned,
   receipt-driven shield-impact effect; it cannot remain permanently visible
   after generic material conversion.
 - Verification layer: daemon smoke proves the stellar color projection and
   negatively proves that neither skybox nor key-light fields are published. The released witness records flat
   ambient mode, the exact lowered color, zero directional intensity,
-  no player `Shield Visual`, twelve remaining player renderers, and a map-channel
+  no player `Shield Visual`, seven active player renderers, and a map-channel
   material using `Universal Render Pipeline/Unlit`; visual inspection shows ship
   hulls instead of opaque shield ellipsoids and readable map glyphs.