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.
"Magic hat, I'm gonna be frank. What we need now is a twenty-ton tank!"
Near Mint - $8.25
Lightly Played - $8.00
Moderately Played - $6.75
Heavily Played - $5.00
Damaged - $4.25
Near Mint Non-English - $8.25
Lightly Played Non-English - $8.00
Moderately Played Non-English - $6.75
Heavily Played Non-English - $5.00
Damaged Non-English - $4.25
Foil Prices
Near Mint Foil - $12.00
Lightly Played Foil - $11.50
Moderately Played Foil - $9.50
Heavily Played Foil - $7.25
Damaged Foil - $6.00
Near Mint Foil Non-English - $12.00
Lightly Played Foil Non-English - $11.50
Moderately Played Foil Non-English - $9.50
Heavily Played Foil Non-English - $7.25
Damaged Foil Non-English - $6.00