20 Mountain
4 Chain Lightning
4 Fireblast
4 Goblin Guide
3 Keldon Marauders
4 Lava Spike
4 Lightning Bolt
4 Magma Jet
3 Price of Progress
4 Rift Bolt
3 Sulfuric Vortex
3 Volcanic Fallout
Sideboard:
1 Price of Progress
2 Pyroblast
3 Ratchet Bomb
2 Red Elemental Blast
4 Smash to Smithereens
1 Sulfuric Vortex
2 Vexing Shusher