diff --git a/Assets/_Game/Scripts/Editor/Scene/SceneObjectPlacerTool.cs b/Assets/_Game/Scripts/Editor/Scene/SceneObjectPlacerTool.cs
index ec2a8b6e..5ee3e35b 100644
--- a/Assets/_Game/Scripts/Editor/Scene/SceneObjectPlacerTool.cs
+++ b/Assets/_Game/Scripts/Editor/Scene/SceneObjectPlacerTool.cs
@@ -2304,6 +2304,44 @@ namespace BaseGames.Editor
                 c.isTrigger = true;
         }
 
+        /// <summary>Sprite 有则用其世界包围盒尺寸(sprite.bounds.size)，否则回退。</summary>
+        private static Vector2 SpriteSizeOr(Sprite s, Vector2 fallback)
+            => s != null ? (Vector2)s.bounds.size : fallback;
+
+        /// <summary>
+        /// 建/更新 HurtBox 与 ContactDamageZone 两个子节点：均为 BoxCollider2D、同尺寸 size、
+        /// 底部对齐 y=0、isTrigger=true。ContactDamageZone 带 HitBox + BodyContactDamage。
+        /// contactEnabled：BodyContactDamage 初始启用状态(不需要接触伤害的敌人可传 false 或后续置节点非激活)。
+        /// 返回 (hurtBox, bodyContact, contactHitBox) 供上层按需接线(如伤害源/能力引用)。
+        /// </summary>
+        private static (HurtBox hurt, BodyContactDamage contact, HitBox contactHitBox)
+            SetupHurtAndContactBoxes(GameObject root, Vector2 size, bool contactEnabled, List<string> report)
+        {
+            // HurtBox 子节点
+            var hurtT = GetOrCreateChild(root.transform, "HurtBox");
+            SetLayer(hurtT.gameObject, "EnemyHurtBox", report);
+            var hurtCol = GetOrAddComponent<BoxCollider2D>(hurtT.gameObject);
+            hurtCol.size = size;
+            hurtCol.isTrigger = true;
+            AlignColliderBottomToPivot(hurtCol);
+            var hurtBox = GetOrAddComponent<HurtBox>(hurtT.gameObject);
+            EnsureCollidersAreTriggers(hurtT.gameObject);
+
+            // ContactDamageZone 子节点
+            var contactT = GetOrCreateChild(root.transform, "ContactDamageZone");
+            SetLayer(contactT.gameObject, "EnemyHitBox", report);
+            var contactCol = GetOrAddComponent<BoxCollider2D>(contactT.gameObject);
+            contactCol.size = size;
+            contactCol.isTrigger = true;
+            AlignColliderBottomToPivot(contactCol);
+            var contactHitBox = GetOrAddComponent<HitBox>(contactT.gameObject);
+            var bodyContact = GetOrAddComponent<BodyContactDamage>(contactT.gameObject);
+            bodyContact.enabled = contactEnabled;
+            EnsureCollidersAreTriggers(contactT.gameObject);
+
+            return (hurtBox, bodyContact, contactHitBox);
+        }
+
         private static void AssignReference(Object target, string propName, Object value, List<string> report = null)
         {
             var so = new SerializedObject(target);