diff --git a/server/gameserver/killmgr.cc b/server/gameserver/killmgr.cc
index cbc195c4..c10fc5a7 100644
--- a/server/gameserver/killmgr.cc
+++ b/server/gameserver/killmgr.cc
@@ -4,10 +4,9 @@
 #include "human.h"
 #include "room.h"
 #include "player.h"
+#include "pbutils.h"
 #include "mt/Param.h"
 
-#include "cs_proto.pb.h"
-
 bool RollMsgHintInfo::Replace(int idx, std::string& text)
 {
     switch (idx) {
@@ -63,8 +62,8 @@ void KillMgr::OnHumanDead(Human* dead_hum, KillInfo* info)
     RollMsgHintInfo hint_info;
     std::shared_ptr<cs::SMRollMsg> pb_msg = std::make_shared<cs::SMRollMsg>();
     FillHintInfo(dead_hum, info, hint_info);
-    PreprocessRollMsg(pb_msg, hint_info);
-    BoradcastRollMsg(dead_hum, info, 0, pb_msg);
+    PBUtils::KillMgr_PreprocessRollMsg(pb_msg, hint_info);
+    PBUtils::KillMgr_BoradcastRollMsg(dead_hum, info, 0, pb_msg);
 }
 
 void KillMgr::FillHintInfo(Human* dead_hum, KillInfo* info, RollMsgHintInfo& hint_info)
@@ -135,105 +134,3 @@ void KillMgr::FillHintInfo(Human* dead_hum, KillInfo* info, RollMsgHintInfo& hin
     }
     #endif
 }
-
-void KillMgr::PreprocessRollMsg(std::shared_ptr<cs::SMRollMsg> pb_msg,
-                                RollMsgHintInfo& hint_info)
-{
-    if (hint_info.hint_template) {
-        for (auto& tuple : *hint_info.hint_template) {
-            int el_type = std::get<0>(tuple);
-            std::string el_val = std::get<1>(tuple);
-            switch (el_type) {
-            case kTextElement:
-                {
-                    auto e = pb_msg->add_elements();
-                    e->set_element_type(el_type);
-                    e->mutable_union_obj_1()->set_text(el_val);
-                }
-                break;
-            case kImageElement:
-                {
-                    auto e = pb_msg->add_elements();
-                    e->set_element_type(el_type);
-                    e->mutable_union_obj_2()->set_id(a8::XValue(el_val));
-                }
-                break;
-            default:
-                {
-                    std::string text;
-                    if (hint_info.Replace(el_type, text)) {
-                        if (el_type == kFieldIdxWeaponTextIcon) {
-                            auto e = pb_msg->add_elements();
-                            e->set_element_type(kImageElement);
-                            e->mutable_union_obj_2()->set_id(a8::XValue(text));
-                        } else {
-                            auto e = pb_msg->add_elements();
-                            e->set_element_type(kTextElement);
-                            e->mutable_union_obj_1()->set_text(text);
-                        }
-                    }
-                }
-                break;
-            }
-        }
-    }
-}
-
-void KillMgr::BoradcastRollMsg(Human* dead_hum,
-                               KillInfo* info,
-                               int killer_team_id,
-                               std::shared_ptr<cs::SMRollMsg> pb_msg)
-{
-    std::shared_ptr<KillInfo> info_copy = std::make_shared<KillInfo>();
-    *info_copy = *info;
-    std::shared_ptr<cs::SMRollMsg> pb_msg_copy = std::make_shared<cs::SMRollMsg>();
-    pb_msg_copy = pb_msg;
-    dead_hum->room->xtimer.SetTimeoutEx
-        (
-         0,
-         [dead_hum, info_copy, pb_msg_copy, killer_team_id]
-         (int event, const a8::Args* args) mutable
-         {
-             if (a8::TIMER_EXEC_EVENT == event) {
-                 KillMgr::Instance()->BoradcastRollMsgCb
-                     (dead_hum,
-                      info_copy.get(),
-                      killer_team_id,
-                      pb_msg_copy);
-             }
-         },
-         &dead_hum->xtimer_attacher);
-}
-
-void KillMgr::BoradcastRollMsgCb(Human* dead_hum,
-                                 KillInfo* info,
-                                 int killer_team_id,
-                                 std::shared_ptr<cs::SMRollMsg> pb_msg)
-{
-    dead_hum->room->TraversePlayerList
-        (
-         [dead_hum, info, &pb_msg, killer_team_id]
-         (Player* hum) -> bool
-         {
-             for (int i = 0; i < pb_msg->elements_size(); ++i) {
-                 auto element = pb_msg->mutable_elements(i);
-                 if (element->element_type() == kTextElement) {
-                     int color = element->mutable_union_obj_1()->color();
-                     if (info->killer_id == hum->GetUniId()){
-                         color = mt::Param::s().self_kill_color;
-                     } else if (killer_team_id == hum->team_id) {
-                         color = mt::Param::s().teammate_kill_color;
-                     } else if (dead_hum == hum) {
-                         color = mt::Param::s().self_bekill_color;
-                     } else if (dead_hum->team_id == hum->team_id) {
-                         color = mt::Param::s().teammate_bekill_color;
-                     }
-                     if (element->mutable_union_obj_1()->color() != color) {
-                         element->mutable_union_obj_1()->set_color(color);
-                     }
-                 }
-             }
-             hum->SendNotifyMsg(*pb_msg);
-             return true;
-         });
-}
diff --git a/server/gameserver/killmgr.h b/server/gameserver/killmgr.h
index 727f07a7..c6e9386a 100644
--- a/server/gameserver/killmgr.h
+++ b/server/gameserver/killmgr.h
@@ -44,14 +44,6 @@ class KillMgr : public a8::Singleton<KillMgr>
 
 private:
     void FillHintInfo(Human* dead_hum, KillInfo* info, RollMsgHintInfo& hint_info);
-    void PreprocessRollMsg(std::shared_ptr<cs::SMRollMsg> pb_msg,
-                           RollMsgHintInfo& hint_info);
-    void BoradcastRollMsg(Human* dead_hum,
-                          KillInfo* info,
-                          int killer_team_id,
-                          std::shared_ptr<cs::SMRollMsg> pb_msg);
-    void BoradcastRollMsgCb(Human* dead_hum,
-                            KillInfo* info,
-                            int killer_team_id,
-                            std::shared_ptr<cs::SMRollMsg> pb_msg);
+
+    friend class PBUtils;
 };
diff --git a/server/gameserver/pbutils.cc b/server/gameserver/pbutils.cc
index 240a0ae1..806c4ebe 100644
--- a/server/gameserver/pbutils.cc
+++ b/server/gameserver/pbutils.cc
@@ -4,6 +4,12 @@
 
 #include "pbutils.h"
 #include "ability.h"
+#include "killmgr.h"
+#include "room.h"
+#include "player.h"
+#include "human.h"
+
+#include "mt/Param.h"
 
 void PBUtils::Ability_FillMFAttrAdditionList(Ability* self, Human* hum, cs::MFActivePlayerData* player_data)
 {
@@ -48,3 +54,105 @@ void PBUtils::_Ability_FillMFAttrAdditionList(Ability* self,
         }
     }
 }
+
+void PBUtils::KillMgr_PreprocessRollMsg(std::shared_ptr<cs::SMRollMsg> pb_msg,
+                                        RollMsgHintInfo& hint_info)
+{
+    if (hint_info.hint_template) {
+        for (auto& tuple : *hint_info.hint_template) {
+            int el_type = std::get<0>(tuple);
+            std::string el_val = std::get<1>(tuple);
+            switch (el_type) {
+            case kTextElement:
+                {
+                    auto e = pb_msg->add_elements();
+                    e->set_element_type(el_type);
+                    e->mutable_union_obj_1()->set_text(el_val);
+                }
+                break;
+            case kImageElement:
+                {
+                    auto e = pb_msg->add_elements();
+                    e->set_element_type(el_type);
+                    e->mutable_union_obj_2()->set_id(a8::XValue(el_val));
+                }
+                break;
+            default:
+                {
+                    std::string text;
+                    if (hint_info.Replace(el_type, text)) {
+                        if (el_type == kFieldIdxWeaponTextIcon) {
+                            auto e = pb_msg->add_elements();
+                            e->set_element_type(kImageElement);
+                            e->mutable_union_obj_2()->set_id(a8::XValue(text));
+                        } else {
+                            auto e = pb_msg->add_elements();
+                            e->set_element_type(kTextElement);
+                            e->mutable_union_obj_1()->set_text(text);
+                        }
+                    }
+                }
+                break;
+            }
+        }
+    }
+}
+
+void PBUtils::KillMgr_BoradcastRollMsg(Human* dead_hum,
+                               KillInfo* info,
+                               int killer_team_id,
+                               std::shared_ptr<cs::SMRollMsg> pb_msg)
+{
+    std::shared_ptr<KillInfo> info_copy = std::make_shared<KillInfo>();
+    *info_copy = *info;
+    std::shared_ptr<cs::SMRollMsg> pb_msg_copy = std::make_shared<cs::SMRollMsg>();
+    pb_msg_copy = pb_msg;
+    dead_hum->room->xtimer.SetTimeoutEx
+        (
+         0,
+         [dead_hum, info_copy, pb_msg_copy, killer_team_id]
+         (int event, const a8::Args* args) mutable
+         {
+             if (a8::TIMER_EXEC_EVENT == event) {
+                 PBUtils::KillMgr_BoradcastRollMsgCb
+                     (dead_hum,
+                      info_copy.get(),
+                      killer_team_id,
+                      pb_msg_copy);
+             }
+         },
+         &dead_hum->xtimer_attacher);
+}
+
+void PBUtils::KillMgr_BoradcastRollMsgCb(Human* dead_hum,
+                                 KillInfo* info,
+                                 int killer_team_id,
+                                 std::shared_ptr<cs::SMRollMsg> pb_msg)
+{
+    dead_hum->room->TraversePlayerList
+        (
+         [dead_hum, info, &pb_msg, killer_team_id]
+         (Player* hum) -> bool
+         {
+             for (int i = 0; i < pb_msg->elements_size(); ++i) {
+                 auto element = pb_msg->mutable_elements(i);
+                 if (element->element_type() == kTextElement) {
+                     int color = element->mutable_union_obj_1()->color();
+                     if (info->killer_id == hum->GetUniId()){
+                         color = mt::Param::s().self_kill_color;
+                     } else if (killer_team_id == hum->team_id) {
+                         color = mt::Param::s().teammate_kill_color;
+                     } else if (dead_hum == hum) {
+                         color = mt::Param::s().self_bekill_color;
+                     } else if (dead_hum->team_id == hum->team_id) {
+                         color = mt::Param::s().teammate_bekill_color;
+                     }
+                     if (element->mutable_union_obj_1()->color() != color) {
+                         element->mutable_union_obj_1()->set_color(color);
+                     }
+                 }
+             }
+             hum->SendNotifyMsg(*pb_msg);
+             return true;
+         });
+}
diff --git a/server/gameserver/pbutils.h b/server/gameserver/pbutils.h
index 11bccbcf..e64652c2 100644
--- a/server/gameserver/pbutils.h
+++ b/server/gameserver/pbutils.h
@@ -9,6 +9,8 @@ namespace cs
 
 class Ability;
 class Human;
+struct KillInfo;
+struct RollMsgHintInfo;
 class PBUtils
 {
  public:
@@ -16,6 +18,17 @@ class PBUtils
     static void Ability_FillMFAttrAdditionList(Ability* self, Human* hum, cs::MFActivePlayerData* player_data);
     static void Ability_FillMFAttrAdditionList(Ability* self, Human* hum, cs::MFPlayerFull* full_data);
 
+    static void KillMgr_PreprocessRollMsg(std::shared_ptr<cs::SMRollMsg> pb_msg,
+                                          RollMsgHintInfo& hint_info);
+    static void KillMgr_BoradcastRollMsg(Human* dead_hum,
+                                         KillInfo* info,
+                                         int killer_team_id,
+                                         std::shared_ptr<cs::SMRollMsg> pb_msg);
+    static void KillMgr_BoradcastRollMsgCb(Human* dead_hum,
+                                           KillInfo* info,
+                                           int killer_team_id,
+                                           std::shared_ptr<cs::SMRollMsg> pb_msg);
+
  private:
     static void _Ability_FillMFAttrAdditionList
         (Ability* self,