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.
NM-Mint - $7.00
Lightly Played - $6.70
Moderately Played - $6.30
Heavily Played - $5.60
Damaged - $4.60
NM-Mint Non English - $7.00
Lightly Played Non English - $6.70
Moderately Played Non English - $6.30
Heavily Played Non English - $5.60
Damaged Non English - $4.60
Foil Prices
NM-Mint Foil - $11.30
Lightly Played Foil - $10.70
Moderately Played Foil - $10.20
Heavily Played Foil - $9.00
Damaged Foil - $7.40
NM-Mint Foil Non English - $11.30
Lightly Played Foil Non English - $10.70
Moderately Played Foil Non English - $10.20
Heavily Played Foil Non English - $9.00
Damaged Foil Non English - $7.40