4 Ancient Tomb 2 Basalt Monolith 4 City of Traitors 3 Defense Grid 4 Grim Monolith 1 Inventors' Fair 4 Karn, the Great Creator 4 Lotus Petal 4 Manifold Key 3 Mox Opal 4 Mystic Forge 3 Paradox Engine 4 Serum Powder 4 The One Ring 4 Urza's Saga 4 Urza's Workshop 4 Voltaic Key 2 Argentum Masticore 3 Dismember 1 Ensnaring Bridge 4 Leyline of the Void 1 Liquimetal Coating 1 Mycosynth Lattice 1 Tormod's Crypt 1 Walking Ballista 1 Wurmcoil Engine