diff --git a/server/gameserver/custom_battle.cc b/server/gameserver/custom_battle.cc
index 4c042a5b..868a3298 100644
--- a/server/gameserver/custom_battle.cc
+++ b/server/gameserver/custom_battle.cc
@@ -67,6 +67,7 @@ void CustomBattle::ParseResult(a8::XObject& obj)
                 parse_ok_ = false;
                 return;
             }
+            member_id_hash_[member->account_id_] = member;
             team->member_hash_[member->account_id_] = member;
             account_hash_[member->account_id_] = team;
         }
@@ -82,6 +83,12 @@ bool CustomBattle::CanAdd(const std::string& account_id, const std::string& sess
     return true;
 }
 
+std::shared_ptr<CustomMember> CustomBattle::GetMemberByAccountId(const std::string& account_id)
+{
+    auto itr = member_id_hash_.find(account_id);
+    return itr != member_id_hash_.end() ? itr->second : nullptr;
+}
+
 std::shared_ptr<CustomTeam> CustomBattle::GetTeamByAccountId(const std::string& account_id)
 {
     auto itr = account_hash_.find(account_id);
diff --git a/server/gameserver/custom_battle.h b/server/gameserver/custom_battle.h
index 626c96b0..3a81cc6f 100644
--- a/server/gameserver/custom_battle.h
+++ b/server/gameserver/custom_battle.h
@@ -2,6 +2,7 @@
 
 class Room;
 class CustomTeam;
+class CustomMember;
 class CustomBattle
 {
  public:
@@ -21,6 +22,7 @@ class CustomBattle
     void ParseResult(a8::XObject& obj);
     bool CanAdd(const std::string& account_id, const std::string& session_id);
     std::shared_ptr<CustomTeam> GetTeamByAccountId(const std::string& account_id);
+    std::shared_ptr<CustomMember> GetMemberByAccountId(const std::string& account_id);
     std::shared_ptr<CustomTeam> GetTeamByTeamUuid(const std::string& team_uuid);
 
  private:
@@ -35,4 +37,5 @@ class CustomBattle
     std::shared_ptr<a8::XObject> raw_data_;
     std::map<std::string, std::shared_ptr<CustomTeam>> uuid_hash_;
     std::map<std::string, std::shared_ptr<CustomTeam>> account_hash_;
+    std::map<std::string, std::shared_ptr<CustomMember>> member_id_hash_;
 };