1 Walking Ballista
2 Engineered Explosives
4 Terrarion
4 Grove of the Burnwillows
3 Buried Ruin
2 Myr Retriever
1 Emrakul, the Aeons Torn
4 Darksteel Citadel
3 Inventors' Fair
2 Aether Hub
2 Forest
4 Mox Opal
4 Ancient Stirrings
4 Chromatic Star
3 Chromatic Sphere
4 Mind Stone
4 Scrap Trawler
4 Krark-Clan Ironworks
4 Ichor Wellspring
1 Pyrite Spellbomb
Sideboard
1 Thrun, the Last Troll
3 Lightning Bolt
3 Nature's Claim
2 Ghirapur Aether Grid
1 Defense Grid
1 Wurmcoil Engine
1 Krosan Grip
3 Guttural Response