Gum-Gum Champion Rifle is a 1-cost Blue event from Memorial Collection (EB01-028), C rarity. Tracked TCGPlayer market price: $6.13 as of 2026-06-18. Power 2000. Effect: [Counter] If your Leader has the {Impel Down} type, up to 1 of your Leader or Character cards gains +2000 power during this battle. Then, your opponent returns 1 of their active Characters to the owner's hand. [Trigger] Return up to 1 Character with a cost of 3 or less to the bottom of the owner's deck. Impel Down/Straw Hat Crew