During your turn: Target 1 face-up "Mecha Phantom Beast" monster you control; this turn, that target's original ATK is doubled, it is unaffected by the effects of other Spell/Trap Cards, and if it attacks a Defense Position monster, inflict piercing battle damage to your opponent. During the End Phase of this turn, destroy all Machine-Type monsters you control. Monsters other than that target cannot attack this turn.
