diff --git a/server/gameserver/buff/callfunc.cc b/server/gameserver/buff/callfunc.cc
index 5f7bff31..ca867a08 100644
--- a/server/gameserver/buff/callfunc.cc
+++ b/server/gameserver/buff/callfunc.cc
@@ -76,12 +76,21 @@ void CallFuncBuff::Activate()
         }
         break;
     case BuffCallFunc_e::kAddEnergyShield:
-    default:
         {
             hold_param2_ = meta->GetBuffParam2(this);
             ProcAddEnergyShield();
         }
         break;
+    case BuffCallFunc_e::kAddHp:
+        {
+            hold_param2_ = meta->GetBuffParam2(this);
+            ProcAddHp();
+        }
+        break;
+    default:
+        {
+        }
+        break;
     }
 }
 
@@ -252,3 +261,10 @@ void CallFuncBuff::ProcAddEnergyShield()
 {
     owner->AddEnergyShield(hold_param2_);
 }
+
+void CallFuncBuff::ProcAddHp()
+{
+    if (!owner->dead) {
+        owner->AddHp(hold_param2_);
+    }
+}
diff --git a/server/gameserver/buff/callfunc.h b/server/gameserver/buff/callfunc.h
index 5e876ec2..92348b94 100644
--- a/server/gameserver/buff/callfunc.h
+++ b/server/gameserver/buff/callfunc.h
@@ -12,7 +12,8 @@ A8_DECLARE_CLASS_ENUM(BuffCallFunc_e, int,
                       kRemoveBuff = 7,
                       kFlashMove = 8,
                       kSetSpeed = 9,
-                      kAddEnergyShield = 10
+                      kAddEnergyShield = 10,
+                      kAddHp = 11
                       );
 
 
@@ -30,6 +31,7 @@ class CallFuncBuff : public Buff
     void ProcRemoveBuff();
     void ProcFlashMove();
     void ProcAddEnergyShield();
+    void ProcAddHp();
 
     float hold_param2_ = 0.0;
 };
diff --git a/server/gameserver/lispenv.cc b/server/gameserver/lispenv.cc
index d5bd2632..cf892166 100644
--- a/server/gameserver/lispenv.cc
+++ b/server/gameserver/lispenv.cc
@@ -37,6 +37,14 @@ public:
                  double result = context_.buff->owner->GetBattleContext()->GetHeroTotalAtk();
                  return std::make_shared<a8::lisp::Value>(a8::lisp::Atom(result));
              });
+        RegisterCProc
+            (
+             "myself.get_max_hp",
+             [this] (const a8::lisp::List& params) -> std::shared_ptr<a8::lisp::Value>
+             {
+                 double result = context_.buff->owner->GetMaxHP();
+                 return std::make_shared<a8::lisp::Value>(a8::lisp::Atom(result));
+             });
         RegisterCProc
             (
              "caster.get_hero_atk",