21 Mountain
4 Collateral Damage
4 Dragon Fodder
3 Fiery Impulse
4 Goblin Glory Chaser
4 Goblin Heelcutter
4 Goblin Piledriver
4 Hordeling Outburst
4 Reckless Bushwhacker
4 Subterranean Scout
4 Wild Slash
Sideboard:
2 Arc Lightning
3 Impact Tremors
2 Molten Vortex
4 Outpost Siege
2 Roast
2 Tears of Valakut