![Whir of Invention (49) [Zendikar Rising Promos]](http://alwaysgames.ca/cdn/shop/files/223847_in_1000x1000_d0881133-12b9-4b3d-a252-39d6ea39c5d7.jpg?v=1771621822&width=716)
![Whir of Invention (49) [Zendikar Rising Promos]](http://alwaysgames.ca/cdn/shop/files/223847_in_1000x1000_d0881133-12b9-4b3d-a252-39d6ea39c5d7_1024x.jpg?v=1771621822)
Description
| Set: | Zendikar Rising 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 mana value X or less, put it onto the battlefield, then shuffle.