Central de energía de Urza
Tierra — Central de energía de Urza

: Agrega

a tu reserva de maná. Si controlas una Mina de Urza y una Torre de Urza, en vez de eso, agrega

a tu reserva de maná.
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.
The ability checks for land types, not the names of other permanents you control.