Friller Rabca (PHSW-EN008) - Photon Shockwave Unlimited

When a face-up Fish, Sea Serpent, or Aqua-Type monster you control is targeted for an attack: You can banish this card from your Graveyard totarget the attacking monster; negate the attack, and that target loses 500 ATK until your next End Phase. The effect of "Friller Rabca" can only be activated once per turn.