Usopp's Rubber Band of Doom!!!

Effet (EN)

[Counter] Up to 1 of your Leader or Character cards gains +2000 power during this battle. Then, you may trash 1 card from the top of your deck.

Effet (JP)

【カウンター】自分のリーダーかキャラ1枚までを、このバトル中、パワー+2000。その後、自分のデッキの上から1枚をトラッシュに置いてもよい。