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 - $1.80
Lightly Played - $1.60
Moderately Played - $1.50
Heavily Played - $1.30
Damaged - $0.90
NM-Mint Non English - $1.80
Lightly Played Non English - $1.60
Moderately Played Non English - $1.50
Heavily Played Non English - $1.30
Damaged Non English - $0.90
Foil Prices
NM-Mint Foil - $6.70
Lightly Played Foil - $6.10
Moderately Played Foil - $5.40
Heavily Played Foil - $4.70
Damaged Foil - $3.40
NM-Mint Foil Non English - $6.70
Lightly Played Foil Non English - $6.10
Moderately Played Foil Non English - $5.40
Heavily Played Foil Non English - $4.70
Damaged Foil Non English - $3.40