Whir of Invention 86/0 (Special Guests)

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.

NM - $18.30
LP - $14.60
MP - $11.00
HP - $7.40
DMG - $3.70