Gamma Knife (OP05-077) sells for $0.19 on TCGplayer (market price, Oct 25, 2026). A Purple event card from OP05 in the One Piece card game — rarity C, cost 2.
$0.19TCGplayer market priceFrom $0.08 · 330 listings · as of Oct 25, 2026
[Main] DON!! −1 (You may return the specified number of DON!! cards from your field to your DON!! deck.): Give up to 1 of your opponent's Characters −5000 power during this turn.