Performapal Bit Bite Turtle (BOSH-EN005) (BOSH)

Pendulum Effect: Once per turn: You can reveal 1 "Performapal" or "Odd-Eyes" monster in your hand, and if you do, reduce the Levels of monsters in your hand with that name by 1 for the rest of this turn (even after they are Summoned/Set, and even if this card leaves the field).
Monster Effect: When this card is destroyed by battle: You can destroy the monster that destroyed it.