When Two Men Are Fighting the Last Thing I Need Is Some Half-Hearted Assistance!!!! (OP11-079)

Event • Purple • 1 Cost

[Counter] Choose a cost and reveal 1 card from the top of your opponent's deck. If the revealed card has the chosen cost, up to 1 of your Leader or Character cards gains +5000 power during this battle.
[Trigger] Draw 1 card.