Ninja Strike 5 (Whenever one of your opponent's creatures attacks or blocks, if you have 5 or more cards in your mana zone and you haven't used a Ninja Strike ability this attack, you may summon this Shinobi without cost. At the end of the turn you used this ability put this Shinobi on the bottom of your deck.)
When this creature is put into the battle zone, 1 of your creatures in the battle zone gets +5000 power until the end of the turn.