OP01-026 Gum-Gum Fire-Fist Pistol Red Hawk [JP]

[Counter] Up to 1 of your Leader or Character cards gains +4000 power during this battle. Then, K.O. up to 1 of your opponent's Characters with 4000 power or less.
[Trigger] Give your opponent's Leader or 1 of their Characters ?10000 power during this turn.