diff --git a/src/classes/auxiliary.py b/src/classes/auxiliary.py
index c8b0bd3..2125cb7 100644
--- a/src/classes/auxiliary.py
+++ b/src/classes/auxiliary.py
@@ -68,16 +68,16 @@ class Auxiliary(Item):
         }
 
 
-def _load_auxiliaries() -> tuple[Dict[int, Auxiliary], Dict[str, Auxiliary]]:
+def _load_auxiliaries_data() -> tuple[Dict[int, Auxiliary], Dict[str, Auxiliary]]:
     """从配表加载 auxiliary 数据。
-    返回：(按ID、按名称 的映射)。
+    返回：新的 (按ID、按名称 的映射)。
     """
-    auxiliaries_by_id: Dict[int, Auxiliary] = {}
-    auxiliaries_by_name: Dict[str, Auxiliary] = {}
+    new_by_id: Dict[int, Auxiliary] = {}
+    new_by_name: Dict[str, Auxiliary] = {}
 
     df = game_configs.get("auxiliary")
     if df is None:
-        return auxiliaries_by_id, auxiliaries_by_name
+        return new_by_id, new_by_name
 
     for row in df:
         effects = load_effect_from_str(get_str(row, "effects"))
@@ -100,17 +100,31 @@ def _load_auxiliaries() -> tuple[Dict[int, Auxiliary], Dict[str, Auxiliary]]:
             effect_desc=effect_desc,
         )
 
-        auxiliaries_by_id[a.id] = a
-        auxiliaries_by_name[a.name] = a
+        new_by_id[a.id] = a
+        new_by_name[a.name] = a
         
         # 注册到全局注册表
         from src.classes.item_registry import ItemRegistry
         ItemRegistry.register(a.id, a)
 
-    return auxiliaries_by_id, auxiliaries_by_name
+    return new_by_id, new_by_name
 
+# 全局容器
+auxiliaries_by_id: Dict[int, Auxiliary] = {}
+auxiliaries_by_name: Dict[str, Auxiliary] = {}
 
-auxiliaries_by_id, auxiliaries_by_name = _load_auxiliaries()
+def reload():
+    """重新加载数据，保留全局字典引用"""
+    new_id, new_name = _load_auxiliaries_data()
+    
+    auxiliaries_by_id.clear()
+    auxiliaries_by_id.update(new_id)
+    
+    auxiliaries_by_name.clear()
+    auxiliaries_by_name.update(new_name)
+
+# 模块初始化时执行一次
+reload()
 
 
 def get_random_auxiliary_by_realm(realm: Realm) -> Optional[Auxiliary]:
diff --git a/src/classes/item_registry.py b/src/classes/item_registry.py
index fcf8909..5817e91 100644
--- a/src/classes/item_registry.py
+++ b/src/classes/item_registry.py
@@ -22,3 +22,8 @@ class ItemRegistry:
     @classmethod
     def get_all(cls) -> Dict[int, "Item"]:
         return cls._items_by_id
+    
+    @classmethod
+    def reset(cls):
+        """重置注册表，清空所有注册的物品"""
+        cls._items_by_id.clear()
diff --git a/src/classes/sect.py b/src/classes/sect.py
index 61c6528..2e85c8a 100644
--- a/src/classes/sect.py
+++ b/src/classes/sect.py
@@ -166,10 +166,12 @@ def _split_names(value: object) -> list[str]:
     return parts
 
 
-def _load_sects() -> tuple[dict[int, Sect], dict[str, Sect]]:
-    """从配表加载 sect 数据"""
-    sects_by_id: dict[int, Sect] = {}
-    sects_by_name: dict[str, Sect] = {}
+def _load_sects_data() -> tuple[dict[int, Sect], dict[str, Sect]]:
+    """从配表加载 sect 数据
+    返回：新的 (sects_by_id, sects_by_name)
+    """
+    new_by_id: dict[int, Sect] = {}
+    new_by_name: dict[str, Sect] = {}
 
     df = game_configs["sect"]
     # 读取宗门驻地映射（优先从 sect_region.csv 获取驻地地名/描述）
@@ -256,14 +258,27 @@ def _load_sects() -> tuple[dict[int, Sect], dict[str, Sect]]:
             effect_desc=effect_desc,
             rank_names=rank_names_map,
         )
-        sects_by_id[sect.id] = sect
-        sects_by_name[sect.name] = sect
+        new_by_id[sect.id] = sect
+        new_by_name[sect.name] = sect
 
-    return sects_by_id, sects_by_name
+    return new_by_id, new_by_name
 
+# 全局容器（保持引用不变）
+sects_by_id: dict[int, Sect] = {}
+sects_by_name: dict[str, Sect] = {}
 
-# 导出：从配表加载 sect 数据
-sects_by_id, sects_by_name = _load_sects()
+def reload():
+    """重新加载数据，保留全局字典引用"""
+    new_id, new_name = _load_sects_data()
+    
+    sects_by_id.clear()
+    sects_by_id.update(new_id)
+    
+    sects_by_name.clear()
+    sects_by_name.update(new_name)
+
+# 模块初始化时执行一次
+reload()
 
 
 def get_sect_info_with_rank(avatar: "Avatar", detailed: bool = False) -> str:
diff --git a/src/classes/technique.py b/src/classes/technique.py
index c78c13a..389896e 100644
--- a/src/classes/technique.py
+++ b/src/classes/technique.py
@@ -114,9 +114,12 @@ SUPPRESSION: dict[TechniqueAttribute, set[TechniqueAttribute]] = {
 }
 
 
-def loads() -> tuple[dict[int, Technique], dict[str, Technique]]:
-    techniques_by_id: dict[int, Technique] = {}
-    techniques_by_name: dict[str, Technique] = {}
+def _load_techniques_data() -> tuple[dict[int, Technique], dict[str, Technique]]:
+    """从配表加载 technique 数据
+    返回：新的 (techniques_by_id, techniques_by_name)
+    """
+    new_by_id: dict[int, Technique] = {}
+    new_by_name: dict[str, Technique] = {}
     df = game_configs["technique"]
     for row in df:
         attr = TechniqueAttribute(get_str(row, "technique_root"))
@@ -144,12 +147,27 @@ def loads() -> tuple[dict[int, Technique], dict[str, Technique]]:
             effects=effects,
             effect_desc=effect_desc,
         )
-        techniques_by_id[t.id] = t
-        techniques_by_name[t.name] = t
-    return techniques_by_id, techniques_by_name
+        new_by_id[t.id] = t
+        new_by_name[t.name] = t
+    return new_by_id, new_by_name
 
 
-techniques_by_id, techniques_by_name = loads()
+# 全局容器（保持引用不变）
+techniques_by_id: dict[int, Technique] = {}
+techniques_by_name: dict[str, Technique] = {}
+
+def reload():
+    """重新加载数据，保留全局字典引用"""
+    new_id, new_name = _load_techniques_data()
+    
+    techniques_by_id.clear()
+    techniques_by_id.update(new_id)
+    
+    techniques_by_name.clear()
+    techniques_by_name.update(new_name)
+
+# 模块初始化时执行一次
+reload()
 
 
 def is_attribute_compatible_with_root(attr: TechniqueAttribute, root: Root) -> bool:
diff --git a/src/classes/weapon.py b/src/classes/weapon.py
index c884664..be56c58 100644
--- a/src/classes/weapon.py
+++ b/src/classes/weapon.py
@@ -61,16 +61,16 @@ class Weapon(Item):
         }
 
 
-def _load_weapons() -> tuple[Dict[int, Weapon], Dict[str, Weapon]]:
+def _load_weapons_data() -> tuple[Dict[int, Weapon], Dict[str, Weapon]]:
     """从配表加载 weapon 数据。
-    返回：(按ID、按名称 的映射)。
+    返回：新的 (按ID、按名称 的映射)。
     """
-    weapons_by_id: Dict[int, Weapon] = {}
-    weapons_by_name: Dict[str, Weapon] = {}
+    new_by_id: Dict[int, Weapon] = {}
+    new_by_name: Dict[str, Weapon] = {}
 
     df = game_configs.get("weapon")
     if df is None:
-        return weapons_by_id, weapons_by_name
+        return new_by_id, new_by_name
 
     for row in df:
         effects = load_effect_from_str(get_str(row, "effects"))
@@ -105,17 +105,31 @@ def _load_weapons() -> tuple[Dict[int, Weapon], Dict[str, Weapon]]:
             effect_desc=effect_desc,
         )
 
-        weapons_by_id[w.id] = w
-        weapons_by_name[w.name] = w
+        new_by_id[w.id] = w
+        new_by_name[w.name] = w
         
-        # 注册到全局注册表
+        # 注册到全局注册表 (注意：ItemRegistry 在外部 reset 之后，这里会重新注册)
         from src.classes.item_registry import ItemRegistry
         ItemRegistry.register(w.id, w)
 
-    return weapons_by_id, weapons_by_name
+    return new_by_id, new_by_name
 
+# 全局容器
+weapons_by_id: Dict[int, Weapon] = {}
+weapons_by_name: Dict[str, Weapon] = {}
 
-weapons_by_id, weapons_by_name = _load_weapons()
+def reload():
+    """重新加载数据，保留全局字典引用"""
+    new_id, new_name = _load_weapons_data()
+    
+    weapons_by_id.clear()
+    weapons_by_id.update(new_id)
+    
+    weapons_by_name.clear()
+    weapons_by_name.update(new_name)
+
+# 模块初始化时执行一次
+reload()
 
 
 def get_random_weapon_by_realm(realm: Realm, weapon_type: Optional[WeaponType] = None) -> Optional[Weapon]:
diff --git a/src/run/data_loader.py b/src/run/data_loader.py
new file mode 100644
index 0000000..7d51f40
--- /dev/null
+++ b/src/run/data_loader.py
@@ -0,0 +1,26 @@
+from src.classes.sect import reload as reload_sects
+from src.classes.technique import reload as reload_techniques
+from src.classes.weapon import reload as reload_weapons
+from src.classes.auxiliary import reload as reload_auxiliaries
+from src.classes.item_registry import ItemRegistry
+from src.run.log import get_logger
+
+def reload_all_static_data():
+    """
+    重置所有游戏静态数据到初始状态。
+    必须在每次 init_game 之前调用。
+    """
+    logger = get_logger().logger
+    logger.info("[DataLoader] 开始重置静态游戏数据...")
+    
+    # 1. 清空物品注册表
+    ItemRegistry.reset()
+    
+    # 2. 重新加载各模块数据
+    # 注意顺序：有些模块可能依赖其他模块（如功法可能依赖宗门ID，虽通常只有弱引用）
+    reload_sects()
+    reload_techniques()
+    reload_weapons() 
+    reload_auxiliaries()
+    
+    logger.info("[DataLoader] 静态数据重置完成，环境已净化。")
diff --git a/src/server/main.py b/src/server/main.py
index 4835a07..774d180 100644
--- a/src/server/main.py
+++ b/src/server/main.py
@@ -43,6 +43,7 @@ import random
 from omegaconf import OmegaConf
 from src.utils.llm.client import test_connectivity
 from src.utils.llm.config import LLMConfig, LLMMode
+from src.run.data_loader import reload_all_static_data
 
 # 全局游戏实例
 game_instance = {
@@ -315,6 +316,11 @@ async def init_game_async():
     try:
         # 阶段 0: 资源扫描
         update_init_progress(0, "scanning_assets")
+        
+        # === 重置所有静态数据，清除历史修改污染 ===
+        print("正在重置世界规则数据...")
+        reload_all_static_data()
+        
         await asyncio.to_thread(scan_avatar_assets)
 
         # 阶段 1: 地图加载