4 Ancient Tomb 4 Astral Cornucopia 4 City of Traitors 4 Coretapper 4 Everflowing Chalice 1 Expedition Map 4 Grim Monolith 2 Inventors' Fair 4 Karn, Scion of Urza 4 Karn, the Great Creator 3 Manifold Key 4 Mox Opal 4 Mystic Forge 4 Surge Node 4 Thought-Knot Seer 3 Urza's Saga 3 Voltaic Key 1 Ensnaring Bridge 1 Liquimetal Coating 1 Mycosynth Lattice 1 Pithing Needle 4 Spatial Contortion 1 Tormod's Crypt 4 Trinisphere 1 Walking Ballista 1 Winter Orb