Main deck (60) 3 Chandra, Fire of Kaladesh 2 Collateral Damage 2 Crater's Claws 4 Draconic Roar 4 Exquisite Firecraft 2 Fiery Impulse 4 Flamewake Phoenix 4 Hangarback Walker 3 Haven of the Spirit Dragon 21 Mountain 2 Outpost Siege 2 Sarkhan, the Dragonspeaker 4 Thunderbreak Regent 3 Wild Slash Sideboard (15) 3 Arc Lightning 2 Outpost Siege 3 Rending Volley 4 Roast 3 Scab-Clan Berserker