When Trophy Mage enters the battlefield, you may search your library for an artifact card with mana value 3, reveal it, put it into your hand, then shuffle.
NM-Mint - $0.60
Lightly Played - $0.60
Moderately Played - $0.50
Heavily Played - $0.40
Damaged - $0.30
NM-Mint Non English - $0.60
Lightly Played Non English - $0.60
Moderately Played Non English - $0.50
Heavily Played Non English - $0.40
Damaged Non English - $0.30