20 Mountain
4 Aether Membrane
4 Ball Lightning
2 Chandra, the Firebrand
4 Chandra's Phoenix
3 Fireball
4 Goblin Arsonist
4 Goblin Grenade
4 Lightning Bolt
4 Mudbutton Torchrunner
3 Pyroclasm
4 Reverberate
Sideboard:
1 Wall of Razors