20 Mountain
4 Chain Lightning
4 Eidolon of the Great Revel
2 Fireblast
4 Goblin Guide
4 Lava Spike
4 Lightning Bolt
4 Monastery Swiftspear
4 Rift Bolt
2 Searing Blaze
2 Shard Volley
3 Sulfuric Vortex
Sideboard:
1 Grim Lavamancer
4 Price of Progress
1 Pyroblast
1 Red Elemental Blast
1 Smash to Smithereens
1 Vexing Shusher