Main deck (61) 4 Ancient Tomb 1 Blast Zone 1 Blightsteel Colossus 1 Buried Ruin 4 Cavern of Souls 4 Chalice of the Void 4 City of Traitors 2 Crucible of Worlds 1 Crystal Vein 4 Grim Monolith 2 Inventors' Fair 4 Karn, the Great Creator 3 Kuldotha Forgemaster 1 Lightning Greaves 4 Lodestone Golem 2 Manifold Key 4 Metalworker 1 Smokestack 1 Sundering Titan 3 Tangle Wire 2 Trinisphere 1 Voltaic Key 2 Walking Ballista 4 Wasteland 1 Wurmcoil Engine Sideboard (15) 1 Crucible of Worlds 1 Damping Sphere 2 Defense Grid 2 Mycosynth Lattice 2 Sorcerous Spyglass 1 Staff of Domination 4 Tormod's Crypt 1 Torpor Orb 1 Walking Ballista