Whir of Invention [Aether Revolt Prerelease Promos] Judge Gift Cards 2011 all is lost

all is lost

Creatures you control get +2/+2 until end of turn

then puts all cards they exiled this way onto the battlefield

You gain life equal to the damage prevented this way

create four 1/1 green Squirrel creature tokens

Whir of Invention [Aether Revolt Prerelease Promos] Judge Gift Cards 2011 all is lostSet: Aether Revolt Prerelease Promos Type: Instant Rarity: Rare Cost: {X}{U}{U}{U} Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.