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 Foil - $11.60
Lightly Played Foil - $11.00
Moderately Played Foil - $10.40
Heavily Played Foil - $9.30
Damaged Foil - $7.60
NM-Mint Foil Non English - $11.60
Lightly Played Foil Non English - $11.00
Moderately Played Foil Non English - $10.40
Heavily Played Foil Non English - $9.30
Damaged Foil Non English - $7.60