Se um monstro "Ninja" seu atacar um monstro em Posição de Defesa, cause dano de batalha perfurante ao seu oponente.

Pendulum Effect: If your "Ninja" monster attacks a Defense Position monster, inflict piercing battle damage to your opponent. Monster Effect: You can reveal 1 "Ninjitsu Art" card in your hand; Special Summon this card from your hand. If this card attacks a Defense Position monster, inflict piercing battle damage.