When Goblin Engineer enters the battlefield, you may search your library for an artifact card, put it into your graveyard, then shuffle your library.
{R}, {T}, Sacrifice an artifact: Return target artifact card with converted mana cost 3 or less from your graveyard to the battlefield.
Near Mint - $6.000
Lightly Played - $4.800
Moderately Played - $4.200
Heavily Played - $3.600
Damaged - $3.000
Near Mint Spanish - $6.000
Lightly Played Spanish - $4.800
Moderately Played Spanish - $4.200
Heavily Played Spanish - $3.600
Damaged Spanish - $3.000
Foil Prices
Near Mint Foil - $21.100
Lightly Played Foil - $16.900
Moderately Played Foil - $14.800
Heavily Played Foil - $12.700
Damaged Foil - $10.600
Near Mint Foil Spanish - $21.100
Lightly Played Foil Spanish - $16.900
Moderately Played Foil Spanish - $14.800
Heavily Played Foil Spanish - $12.700
Damaged Foil Spanish - $10.600