Land — Urza's Mine {T}: Add {1} to your mana pool. If you control an Urza's Power-Plant and an Urza's Tower, add {2} to your mana pool instead.
Common (C1)
Mines became common as cities during the days of the artificers.
Illus. Anson Maddocks

10/4/2004: If you have at least one of each of the three Urza's lands on the battlefield, you must take the 2 mana instead of just one.
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Classic (MTGO)
Legal in Commander
Legal in Modern