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-Mint - $2.80
Lightly Played - $2.70
Moderately Played - $2.60
Heavily Played - $2.30
Damaged - $1.90
NM-Mint Non English - $2.80
Lightly Played Non English - $2.70
Moderately Played Non English - $2.60
Heavily Played Non English - $2.30
Damaged Non English - $1.90