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 - $6.00
Lightly Played - $5.70
Moderately Played - $5.40
Heavily Played - $4.80
Damaged - $3.90
NM-Mint Non English - $6.00
Lightly Played Non English - $5.70
Moderately Played Non English - $5.40
Heavily Played Non English - $4.80
Damaged Non English - $3.90
Foil Prices
NM-Mint Foil - $11.40
Lightly Played Foil - $10.80
Moderately Played Foil - $10.20
Heavily Played Foil - $9.10
Damaged Foil - $7.40
NM-Mint Foil Non English - $11.40
Lightly Played Foil Non English - $10.80
Moderately Played Foil Non English - $10.20
Heavily Played Foil Non English - $9.10
Damaged Foil Non English - $7.40