If this card is Pendulum Summoned, or Special Summoned from the Main Deck: You can target 1 Yang Zing or Zefra monster you control, except Zefraxi, Treasure of the Yang Zing ; that monster is treated as a Tuner monster this turn, also place this card on the bottom of the Deck when it leaves the field. You can only use this effect of Zefraxi, Treasure of the Yang Zing once per turn.