1 Academy Ruins 4 Chalice of the Void 3 Darksteel Citadel 4 Grinding Station 1 Inventors' Fair 1 Island 4 Memnite 4 Mishra's Bauble 4 Mox Opal 4 Ornithopter 4 Polluted Delta 4 Sly Requisitioner 4 Spire of Industry 2 Springleaf Drum 1 Steam Vents 1 Swamp 4 Sword of the Meek 4 Tezzeret, Agent of Bolas 4 Thopter Foundry 2 Watery Grave 2 Fatal Push 2 Ghirapur Aether Grid 2 Grafdigger's Cage 2 Thoughtseize 2 Wear // Tear 3 Welding Jar 2 Whir of Invention