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