Main deck (60)
4 Chain Lightning
4 Fanatical Firebrand
4 Hellspark Elemental
4 Lightning Serpent
3 Magmatic Sinkhole
20 Mountain
3 Pyroclasm
4 Slaying Fire
4 Spark Elemental
4 Sunflare Shaman
2 Sweltering Suns
4 Tectonic Giant

Sideboard (14)
1 Incinerate
4 Mindsparker
3 Smash to Smithereens
2 Sweltering Suns
4 Vexing Shusher