http://www.gamebaker.com/rmxp/scripts/escape-only-items.htm
  도주전용 아이템을 만드는 스크립트입니다.  전투 도중에 연막탄을 던지고 도망치기...


#=============================================================================
# ** SG Escape Only Items
#=============================================================================
# sandgolem
# Version 1
# 22.06.06
#=============================================================================

Scene_Battle::SG_EscapeOnly_Items = [#]
# Place item numbers like this: [1,2,3,4]
# This check only happens at the start of a battle.
# Modify it to use start_phase2 instead of main if you want it every turn.

#=============================================================================
#
# To check for updates or find more scripts, visit:
#      http://www.gamebaker.com/rmxp/scripts/
#
# To use this script, copy it and insert it in a new section above "Main",
# under the default scripts and the SDK if you're using it.
#
# Have problems? You can leave me a message at:
# http://www.gamebaker.com/users/sandgolem
#
#=============================================================================

#--------------------------------------------------------------------------
# * SDK Log Script
#--------------------------------------------------------------------------
begin
  SDK.log("SG Escape Only Items", "sandgolem", 1, "22.06.06")
  if SDK.state("SG Escape Only Items") != true
    @sg_escapeonlyitems_disabled = true
  end
  rescue
end

#--------------------------------------------------------------------------
# * Begin SDK Enable Test
#--------------------------------------------------------------------------
if !@sg_escapeonlyitems_disabled

class Scene_Battle
  alias sandgolem_escapeitems_battle_main main
  def main
    for i in 0...SG_EscapeOnly_Items.size
      sg_temp = $data_items[SG_EscapeOnly_Items[i]].occasion
      if $game_temp.battle_can_escape
        if sg_temp == 0 or sg_temp == 2
          $data_items[SG_EscapeOnly_Items[i]].occasion = 0
        else
          $data_items[SG_EscapeOnly_Items[i]].occasion = 1
        end
      else
        if sg_temp == 0 or sg_temp == 2
          $data_items[SG_EscapeOnly_Items[i]].occasion = 2
        else
          $data_items[SG_EscapeOnly_Items[i]].occasion = 3
        end
      end
    end
    sandgolem_escapeitems_battle_main
  end
end

#--------------------------------------------------------------------------
# * End SDK Enable Test
#--------------------------------------------------------------------------
end


**도주전용 아이템은
Scene_Battle::SG_EscapeOnly_Items = [(아이템ID)]