4 Ancient Stirrings 4 Chromatic Sphere 4 Chromatic Star 4 Darksteel Citadel 1 Emrakul, the Aeons Torn 2 Engineered Explosives 1 Ensnaring Bridge 2 Forest 1 Ghost Quarter 2 Glimmervoid 3 Hangarback Walker 4 Ichor Wellspring 3 Inventors' Fair 4 Krark-Clan Ironworks 2 Makeshift Munitions 3 Mind Stone 4 Mox Opal 1 Myr Retriever 2 Pyrite Spellbomb 2 Sanctum of Ugin 4 Scrap Trawler 3 Spire of Industry 2 Blood Moon 1 Damping Sphere 2 Defense Grid 1 Grafdigger's Cage 4 Nature's Claim 1 Nihil Spellbomb 2 Pyroclasm 2 Swan Song