4 Ancient Stirrings 3 Buried Ruin 4 Chromatic Sphere 4 Chromatic Star 4 Darksteel Citadel 1 Emrakul, the Aeons Torn 2 Engineered Explosives 1 Forest 3 Glimmervoid 2 Grove of the Burnwillows 3 Ichor Wellspring 3 Inventors' Fair 4 Krark-Clan Ironworks 4 Mind Stone 1 Mountain 4 Mox Opal 2 Myr Retriever 2 Pyrite Spellbomb 4 Scrap Trawler 2 Spire of Industry 2 Thoughtcast 1 Wurmcoil Engine 1 Abrupt Decay 2 Defense Grid 3 Galvanic Blast 2 Ghirapur Aether Grid 2 Guttural Response 1 Maelstrom Pulse 3 Nature's Claim 1 Wurmcoil Engine