20 Mountain
1 Abbot of Keral Keep
1 Act on Impulse
1 Chandra, Fire of Kaladesh // Chandra, Roaring Flame
1 Eidolon of the Great Revel
1 Flames of the Firebrand
1 Hell's Thunder
4 Lava Spike
4 Lightning Bolt
4 Lightning Strike
4 Magma Jet
1 Magmatic Insight
1 Pulse of the Forge
1 Pyre Charger
1 Searing Blood
4 Shock
2 Slith Firewalker
3 Spark Elemental
1 Stoke the Flames
1 Tormenting Voice
1 Volcanic Hammer
2 Wild Guess
Sideboard:
1 Anger of the Gods
1 Circle of Flame
1 Crumble to Dust
1 Ingot Chewer
1 Pia and Kiran Nalaar
1 Roast
1 Smash to Smithereens
1 Starstorm
1 Whipflare