As an additional cost to cast this spell, sacrifice an artifact. Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.
Near Mint - £2.60
Lightly Played - £2.20
Moderately Played - £1.80
Heavily Played - £1.30
Damaged - £0.80
Near Mint Non English - £2.60
Lightly Played Non English - £2.20
Moderately Played Non English - £1.80
Heavily Played Non English - £1.30
Damaged Non English - £0.80
Foil Prices
Near Mint Foil - £18.80
Lightly Played Foil - £16.00
Moderately Played Foil - £13.20
Heavily Played Foil - £9.40
Damaged Foil - £5.70
Near Mint Foil Non English - £18.80
Lightly Played Foil Non English - £16.00
Moderately Played Foil Non English - £13.20
Heavily Played Foil Non English - £9.40
Damaged Foil Non English - £5.70