Whir of Invention - Mystery Booster
Product number:
418081#NM#EN#nFO#nFI
"Whir of Invention - Mystery Booster "
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.
| Condition: | Near Mint |
|---|---|
| Foil: | Nonfoil |
| Language: | English |