20 Mountain
2 Banefire
4 Electrostatic Field
4 Experimental Frenzy
4 Ghitu Lavarunner
4 Guttersnipe
2 Lava Coil
4 Lightning Strike
4 Runaway Steam-Kin
4 Shock
4 Skewer the Critics
4 Viashino Pyromancer
Sideboard:
2 Banefire
2 Blood Sun
1 Chandra, Awakened Inferno
1 Demolish
2 Dreadhorde Arcanist
2 Etali, Primal Storm
4 Goblin Chainwhirler
1 Rekindling Phoenix