![Whir of Invention [Mystery Booster]](http://legendarycollectables.com/cdn/shop/files/e6e08ac3-d01a-53bc-ba9d-e5f54f3b5ac7_503x700.jpg?v=1768426731)
Whir of Invention [Mystery Booster]
Original price
$6.40
-
Original price
$9.10
Original price
$9.10
$6.40
-
$9.10
Current price
$9.10
| Set: | Mystery Booster |
| 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.
Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.