diff --git a/server/gameserver/battledatacontext.cc b/server/gameserver/battledatacontext.cc
index fee10685..d75a73d7 100644
--- a/server/gameserver/battledatacontext.cc
+++ b/server/gameserver/battledatacontext.cc
@@ -52,6 +52,16 @@ public:
         return hero_meta->i->miss_damage_ruduce();
     }
 
+private:
+
+    float hp_ = 0.0f;
+    float atk_ = 0.0f;
+    float def = 0.0f;
+    float crit_atk_ = 0.0f;
+    float crit_atk_ratio_ = 0.0f;
+    float dodge_ = 0.0f;
+    float dodge_damage_ruduce_ = 0.0f;
+
 };
 
 class WeaponAbility
@@ -64,6 +74,17 @@ public:
     {
         return weapon_meta->i->atk();
     }
+
+    float GetCritAtk()
+    {
+        return weapon_meta->i->critical();
+    }
+
+    float GetCritAtkRatio()
+    {
+        return weapon_meta->i->cri_damage();
+    }
+
 };
 
 BattleDataContext::BattleDataContext()
diff --git a/server/tools/protobuild/metatable.proto b/server/tools/protobuild/metatable.proto
index d8258475..0956d209 100755
--- a/server/tools/protobuild/metatable.proto
+++ b/server/tools/protobuild/metatable.proto
@@ -189,8 +189,11 @@ message Equip
     optional int32 explosion_damage_delay = 67;
     optional int32 bullet_consume_type = 68;
 
-    optional string inventory_slot = 31; //库存槽位
-    optional int32 _inventory_slot = 32; //库存槽位
+    optional string inventory_slot = 31;
+    optional int32 _inventory_slot = 32;
+
+    optional float critical = 70;
+    optional float cri_damage = 71;
 }
 
 message EquipUpgrade