Gum-Gum Twin Jet Pistol (OP16-039) - The Time of Battle

[Main] Up to 1 of your [Monkey.D.Luffy] cards gains [Double Attack] during this turn. Then, if your Leader has the {Impel Down} type, rest up to 2 of your opponent's Characters with a cost or 3 or less.

[Trigger] Rest your opponent's Leader.