Urza, Lord High Artificer 130 (Commander Masters)

When Urza enters, create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control." Tap an untapped artifact you control: Add {U}. {5}: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.

NM - $30.50
LP - $24.40
MP - $18.30
HP - $12.20
DMG - $6.10