The Lockbox Devils Trap Apr 14, 2008 21:11:30 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Dean Winchester on Apr 14, 2008 21:11:30 GMT -5 This version of the Devils Trap is used to create a sort of "lockbox" to keep a demon from getting in something. It can be drawn on anything and it will be "demon proof".