diff --git a/server/gameserver/constant.h b/server/gameserver/constant.h
index d69939e..4e59d47 100755
--- a/server/gameserver/constant.h
+++ b/server/gameserver/constant.h
@@ -233,6 +233,7 @@ enum BulletType_e
     BulletType_Normal = 1, //普通子弹
     BulletType_Missile = 2, //导弹
     BulletType_FireBomb = 3, //燃烧弹
+    BulletType_Trace = 4, //追踪弹（超出射程无伤害）
 };
 
 enum ColliderTag_e
diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index 50c7a5a..bb68ba3 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -215,7 +215,7 @@ void Human::Shot()
     }
 
     DirectShot(curr_weapon->meta, 0);
-    if (curr_weapon->meta->i->equip_subtype() == BulletType_Missile) {
+    if (curr_weapon->meta->NeedTrace()) {
         room->xtimer.AddDeadLineTimerAndAttach(curr_weapon->meta->i->time() * SERVER_FRAME_RATE,
                                                a8::XParams()
                                                .SetSender(this)
@@ -257,10 +257,10 @@ void Human::DirectShot(MetaData::Equip* bullet_meta, int skill_id)
         }
         bullet_dir.Rotate(bullet_angle / 180.0f);
         int hit_time = 0;
-        if (bullet_meta->i->equip_subtype() == BulletType_Missile) {
+        if (bullet_meta->NeedTrace()) {
             hit_time = bullet_meta->i->time() * 1000;
         }
-        if (bullet_meta->i->equip_subtype() == BulletType_Missile) {
+        if (bullet_meta->NeedTrace()) {
             if (skill_id != 0) {
                 room->frame_event.AddBullet(this, bullet_meta->i->id(),
                                             curr_weapon->weapon_lv, bullet_born_pos, bullet_dir,
@@ -2078,7 +2078,7 @@ void Human::ProcSkillPhase(MetaData::SkillPhase* phase)
             MetaData::Equip* bullet_meta = MetaMgr::Instance()->GetEquip(phase->param1.GetInt());
             if (bullet_meta) {
                 DirectShot(bullet_meta, skill_meta->i->skill_id());
-                if (bullet_meta->i->equip_subtype() == BulletType_Missile) {
+                if (bullet_meta->NeedTrace()) {
                     room->xtimer.AddDeadLineTimerAndAttach(bullet_meta->i->time() * SERVER_FRAME_RATE,
                                                            a8::XParams()
                                                            .SetSender(this)
diff --git a/server/gameserver/metadata.cc b/server/gameserver/metadata.cc
index f749a80..733a1bd 100644
--- a/server/gameserver/metadata.cc
+++ b/server/gameserver/metadata.cc
@@ -87,6 +87,13 @@ namespace MetaData
         return i->equip_type() == EquipType_Bullet && MetaMgr::Instance()->fighting_mode;
     }
 
+    bool Equip::NeedTrace()
+    {
+        return i->equip_type() == EquipType_Bullet &&
+            i->equip_subtype() == BulletType_Missile &&
+            i->equip_subtype() == BulletType_Trace;
+    }
+
     void Player::Init()
     {
         {
diff --git a/server/gameserver/metadata.h b/server/gameserver/metadata.h
index 8d59352..bda26f2 100755
--- a/server/gameserver/metadata.h
+++ b/server/gameserver/metadata.h
@@ -56,6 +56,7 @@ namespace MetaData
 
         void Init();
         bool CanDrop();
+        bool NeedTrace();
     };
 
     struct Player