You can discard 1 card; add 1 Void Spell Trap Card from your Deck to your hand, except Void Vanishment or Null and Void , also you cannot Normal or Special Summon monsters for the rest of this turn, except Infernoid monsters. You can only use this effect of Void Vanishment once per turn. If an Infernoid monster you control battles an opponent s monster, after damage calculation: You can send this card to the Graveyard; banish those monsters.