Justice Punch (ABC-SD08-027 SR) [ABC Duel Decks]

[Quickcast] This card deals X damage to target J/resonator your opponent controls, where X is the highest ATK among J/resonators you control. If this card would deal more damage than the target's capacity this way, it deals the rest to your opponent. If you control a ruler under contract, draw a card. [Mastery] "Justice"