Whir of Invention [Prerelease Cards]

Whir of Invention [Prerelease Cards]

1 in stock.
$10.99
  • Description

    Set: Aether Revolt 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 converted mana cost X or less, put it onto the battlefield, then shuffle your library.