20 Mountain
4 Avalanche Riders
1 Barbarian Riftcutter
3 Detritivore
2 Deus of Calamity
2 Fissure Vent
4 Fulminator Mage
4 Goblin Ruinblaster
3 Helldozer
1 Melt Terrain
4 Molten Rain
1 Rain of Tears
4 Roiling Terrain
1 Scorch the Fields
4 Seismic Spike
3 Stone Rain
1 Survey the Wreckage
1 Tectonic Rift
1 Volcanic Awakening
Sideboard:
1 Befoul
1 Boom // Bust
1 Desecrated Earth
1 Destroy the Evidence
1 Drain the Well
1 Frenzied Tilling
1 Incendiary Command
1 Maw of the Mire
1 Ore Gorger
1 Poison the Well
1 Polluted Dead