23 Mountain
1 Contagion Engine
2 Devil's Play
1 Hoard-Smelter Dragon
4 Koth of the Hammer
4 Kuldotha Phoenix
4 Pillar of Flame
4 Pristine Talisman
2 Slagstorm
4 Sphere of the Suns
4 Tezzeret's Gambit
4 Tumble Magnet
3 Whipflare
Sideboard:
3 Contagion Clasp
1 Contagion Engine
2 Hoard-Smelter Dragon
2 Mimic Vat
2 Oxidda Scrapmelter
3 Precursor Golem
1 Whipflare
1 Zealous Conscripts