1 Beast of Burden (9ED) 288
1 Candelabra of Tawnos (AQ) 8
1 Distant Memories (MBS) 24
1 Energy Field (PLIST) 73
1 Gainsay (THS) 49
1 Glasses of Urza (6E) 287
1 Golgothian Sylex (AQ) 16
1 Heartstone (PLIST) 26
1 Karn Liberated (J22) 97
1 Karn, Scion of Urza (DOM) 1
1 Karn, Silver Golem (UZ) 298
1 Karn, the Great Creator (WAR) 1
1 Karn's Temporal Sundering (DOM) 55
1 Karn's Touch (MM) 86
1 Mana Maze (IN) 59
1 Mightstone (AQ) 20
1 Mind Over Matter (EX) 40
1 Opposition (DMR) 290
1 Ornithopter (AER) 167
1 Powerstone Shard (DOM) 227
1 Psychic Battle (IN) 68
1 Sai, Master Thopterist (M19) 69
1 Stroke of Genius (MOC) 238
1 The Antiquities War (DOM) 42
1 Thran Dynamo (BLC) 290
1 Thran Foundry (CG) 140
1 Thran Temporal Gateway (DOM) 233
1 Thran Tome (WL) 160
1 Tolaria (LE) 253
1 Tolarian Academy (UZ) 330
1 Triskelion (M11) 218
1 Urza, Lord High Artificer (CMM) 130
1 Urza's Armor (8ED) 318
1 Urza's Avenger (5E) 405
1 Urza's Bauble (5E) 406
1 Urza's Blueprints (GU) 137
1 Urza's Chalice (AQ) 40
1 Urza's Engine (AL) 180
1 Urza's Factory (TSP) 280
1 Urza's Incubator (CG) 142
1 Urza's Mine (9ED) 327
1 Urza's Miter (AQ) 41
1 Urza's Power Plant (9ED) 328
1 Urza's Science Fair Project (UG) 83
1 Urza's Tome (DOM) 235
1 Urza's Tower (9ED) 329
1 Vedalken Archmage (MRD) 55
1 Weakstone (AQ) 43
1 Weatherlight (DOM) 237
1 Yotian Soldier (MRD) 277