12 Mountain
4 Nykthos, Shrine to Nyx
4 Sacred Foundry
4 Temple of Triumph
4 Ash Zealot
4 Assemble the Legion
4 Boros Reckoner
4 Chained to the Rocks
4 Fanatic of Mogis
4 Frostburn Weird
4 Mizzium Mortars
2 Purphoros, God of the Forge
2 Spear of Heliod
4 Stormbreath Dragon
Sideboard:
1 Legion's Initiative