21 Mountain
1 Chandra, Fire of Kaladesh // Chandra, Roaring Flame
2 Fireblast
4 Keldon Marauders
4 Lava Spike
4 Lightning Bolt
1 Magma Jet
4 Needle Drop
4 Quest for Pure Flame
4 Rift Bolt
4 Searing Blaze
4 Staggershock
3 Vaultbreaker
Sideboard:
1 Ball Lightning
1 Curse of the Pierced Heart
4 Goblin Guide
4 Hellspark Elemental
3 Magma Jet