12 Mountain
2 Plains
4 Sacred Foundry
4 Temple of Triumph
4 Boros Charm
1 Chandra, Pyromaster
4 Chandra's Phoenix
4 Guttersnipe
4 Lightning Strike
4 Magma Jet
3 Shock
4 Skullcrack
2 Spark Trooper
4 Warleader's Helix
4 Young Pyromancer
Sideboard:
2 Assemble the Legion
3 Burning Earth
3 Chained to the Rocks
2 Glare of Heresy
3 Mizzium Mortars
2 Wear // Tear