Whir of Invention
Mana cost: {X}{U}{U}{U}
Instant
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.
- Rarity:
- rare
- Collector number:
- 73 · KLR
- Art by:
- Christine Choi
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