8 Mountain
4 Mirrex
4 Demolition Field
4 Blast Zone
4 Field of Ruin
4 Seasoned Pyromancer
4 Storm's Wrath
4 Relic of Progenitus
4 Seal of Fire
4 Cleansing Wildfire
4 Flame Slash
4 Unholy Heat
4 Lightning Bolt
4 Mishra's Research Desk
Sideboard
3 Krenko's Buzzcrusher
3 Damping Sphere
3 Meltdown
2 Surgical Extraction
4 Geomancer's Gambit