40 Mountain
1 Act on Impulse
1 Ahn-Crop Crasher
1 Altac Bloodseeker
1 Banefire
1 Beetleback Chief
1 Borrowed Hostility
1 Boulder Salvo
1 Brazen Scourge
1 Chain Reaction
1 Chandra, Fire of Kaladesh // Chandra, Roaring Flame
1 Charmbreaker Devils
1 Combustible Gearhulk
1 Comet Storm
1 Conduit of Storms // Conduit of Emrakul
1 Crater's Claws
1 Dragon Mantle
1 Ember-Eye Wolf
1 Expedite
1 Fling
1 Foundry Street Denizen
1 Frenzied Goblin
1 Goblin Freerunner
1 Goblin Warchief
1 Goblinslide
1 Guttersnipe
1 Hardened Berserker
1 Heat Ray
1 Hellraiser Goblin
1 Horde Ambusher
1 Impetuous Devils
1 Ire Shaman
1 Krenko, Mob Boss
1 Lavastep Raider
1 Leering Emblem
1 Lightning Greaves
1 Magmaquake
1 Meteor Blast
1 Mizzium Mortars
1 Mizzix's Mastery
1 Nest Robber
1 Ogre Battledriver
1 Oni of Wild Places
1 Precise Strike
1 Prism Ring
1 Pyromancer's Assault
1 Pyromancer's Goggles
1 Reckless Bushwhacker
1 Renegade Firebrand
1 Rigging Runner
1 Rolling Thunder
1 Screamreach Brawler
1 Searing Blood
1 Shivan Dragon
1 Stormbreath Dragon
1 Tyrant of Valakut
1 Volcanic Geyser
1 War-Name Aspirant
1 Weapon Surge
1 Wrecking Ogre
1 Young Pyromancer
Sideboard: