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 - £17.70
Lightly Played - £15.10
Moderately Played - £12.40
Heavily Played - £8.90
Damaged - £5.30
Near Mint Non English - £17.70
Lightly Played Non English - £15.10
Moderately Played Non English - £12.40
Heavily Played Non English - £8.90
Damaged Non English - £5.30
Foil Prices
Near Mint Foil - £13.40
Lightly Played Foil - £11.40
Moderately Played Foil - £9.40
Heavily Played Foil - £6.70
Damaged Foil - £4.00
Near Mint Foil Non English - £13.40
Lightly Played Foil Non English - £11.40
Moderately Played Foil Non English - £9.40
Heavily Played Foil Non English - £6.70
Damaged Foil Non English - £4.00