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.
Near Mint - £18.50
Lightly Played - £15.80
Moderately Played - £13.00
Heavily Played - £9.30
Damaged - £5.60
Near Mint Non English - £18.50
Lightly Played Non English - £15.80
Moderately Played Non English - £13.00
Heavily Played Non English - £9.30
Damaged Non English - £5.60
Foil Prices
Near Mint Foil - £13.90
Lightly Played Foil - £11.80
Moderately Played Foil - £9.70
Heavily Played Foil - £7.00
Damaged Foil - £4.20
Near Mint Foil Non English - £13.90
Lightly Played Foil Non English - £11.80
Moderately Played Foil Non English - £9.70
Heavily Played Foil Non English - £7.00
Damaged Foil Non English - £4.20