[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 active Characters with a cost of 3 or less.
[Trigger] K.O. up to 1 of your opponent's Characters with a cost of 4 or less.
![Shockwave (Textured Foil) [Premium Booster -The Best-]](http://www.cosmicgames.com/cdn/shop/files/593903_3a5a41be-b04d-4825-abb3-49d068e8acdd.jpg?v=1763525397&width=1445)
