Whir of Invention
Secret Lair Drop (SLD #311)
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CKCard Kingdom
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CMCardmarket
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€9.15
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Whir of Invention
CMC: 3
Type
Instant
Rules Text
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for 
.)
Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.
Printing
Secret Lair Drop (SLD #311)
rare
Illustrated by Tyler Walpole
inverted