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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.
Abilities, attacks, weakness & resistance
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Whir of Invention (SLD-311) is a blue instant that debuted in Aether Revolt and was reprinted in the Secret Lair Drop. It has Improvise and lets you search your library for an artifact card with mana value X or less and put it onto the battlefield. This card commonly functions as a tutor-for-artifacts tool in artifact-focused decks, enabling sudden access to key combo or utility pieces.
Catalog pricing data as of 23 Apr 2026, 13:40