21 Mountain
4 Ash Zealot
4 Boros Reckoner
4 Burning-Tree Emissary
2 Fanatic of Mogis
4 Firedrinker Satyr
4 Firefist Striker
4 Goblin Shortcutter
4 Gore-House Chainwalker
4 Magma Jet
1 Purphoros, God of the Forge
4 Rakdos Cackler
Sideboard:
2 Ember Swallower
2 Flames of the Firebrand
3 Hammer of Purphoros
2 Lightning Strike
1 Purphoros, God of the Forge
1 Shock
2 Skullcrack
2 Volcanic Geyser