20 Mountain
4 Valakut, the Molten Pinnacle
4 Arc Trail
4 Archmage Ascension
4 Chandra Nalaar
4 Chandra's Spitfire
4 Darksteel Myr
4 Galvanoth
4 Lightning Bolt
4 Reverberate
4 Searing Blaze
Sideboard:
4 Burn the Impure
3 Chandra's Outrage
3 Crush
3 Fireball
3 Melt Terrain
4 Slagstorm
4 Unstable Footing