Twilight Ninja Jogen - BLC1-EN049 Common 1st Edition

[ 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.