As an additional cost to cast this spell, sacrifice an artifact. Search your library for an artifact card with converted mana cost X or less and put it onto the battlefield. Then shuffle your library.
Near Mint - $3.60
Lightly Played - $3.30
Played - $2.60
Heavily Played - $2.20
Damaged - $1.80
Near Mint Non-English - $3.60
Lightly Played Non-English - $3.30
Played Non-English - $2.60
Heavily Played Non-English - $2.20
Damaged Non-English - $1.80
Foil Prices
Near Mint Foil - $31.60
Lightly Played Foil - $28.40
Played Foil - $22.10
Heavily Played Foil - $19.00
Damaged Foil - $15.80
Near Mint Foil Non-English - $31.60
Lightly Played Foil Non-English - $28.40
Played Foil Non-English - $22.10
Heavily Played Foil Non-English - $19.00
Damaged Foil Non-English - $15.80