Photon Trident (ORCS-EN087) - Order of Chaos Unlimited

Target 1 face-up "Photon" monster you control; until the End Phase, it gains 700 ATK, and if it attacks a Defense Position monster, inflict piercing Battle Damage to your opponent. When it inflicts Battle Damage to your opponent this turn: You can target 1 Spell/Trap Card on the field; destroy that target.