Goblin Engineer 128 (Modern Horizons)

When this creature enters, 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 - $11.90
LP - $9.60
MP - $7.20
HP - $4.80
DMG - $2.40