Whir of Invention [Aether Revolt] White −6: You get an emblem

−6: You get an emblem with "Swamps you control have '{T}: Add {B}{B}{B}{B}

Whenever equipped creature dies

then shuffle

put one of those cards on top of your library and the rest on the bottom of your library in any order

"and leave this world to those who truly care

Whir of Invention [Aether Revolt] White −6: You get an emblemSet: Aether Revolt 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.