When Goblin Engineer enters the battlefield, you may search your library for an artifact card, put it into your graveyard, then shuffle. {R}, {T}, Sacrifice an artifact: Return target artifact card with mana value 3 or less from your graveyard to the battlefield.
Near Mint - $10.20
Lightly Played - $9.20
Played - $7.20
Heavily Played - $6.20
Damaged - $5.10
Near Mint Non-English - $10.20
Lightly Played Non-English - $9.20
Played Non-English - $7.20
Heavily Played Non-English - $6.20
Damaged Non-English - $5.10
Foil Prices
Near Mint Foil - $16.00
Lightly Played Foil - $14.40
Played Foil - $11.20
Heavily Played Foil - $9.60
Damaged Foil - $8.00
Near Mint Foil Non-English - $16.00
Lightly Played Foil Non-English - $14.40
Played Foil Non-English - $11.20
Heavily Played Foil Non-English - $9.60
Damaged Foil Non-English - $8.00