8 Plains
4 Urza's Mine
4 Urza's Power Plant
4 Urza's Tower
4 Blasting Station
4 Enduring Renewal
4 Myr Enforcer
4 Myr Galvanizer
4 Myr Matrix
4 Myr Moonvessel
4 Myr Propagator
4 Myr Servitor
4 Perilous Myr
4 Seal of Cleansing
Sideboard:
4 Darksteel Myr
4 Myrsmith
4 Soul's Attendant