1 Candelabra of Tawnos (AQ) 8
1 Karn Liberated (PLIST) 1
1 Karn, Living Legacy (DMU) 372
1 Karn, Scion of Urza (DOM) 1
1 Karn, Silver Golem (UZ) 298
1 Karn, the Great Creator (WAR) 1
1 Karn's Bastion (WAR) 248
1 Karn's Sylex (DMU) 234
1 Karn's Temporal Sundering (DOM) 55
1 Karn's Touch (MM) 86
1 Liberator, Urza's Battlethopter (BRO) 237
1 Sunglasses of Urza (4E) 365
1 Tawnos, Solemn Survivor (BRC) 3
1 Tawnos, the Toymaker (BRO) 222
1 Tawnos, Urza's Apprentice (PLIST) 45
1 Tawnos's Coffin (AQ) 33
1 Tawnos's Tinkering (BRO) 191
1 Tawnos's Wand (4E) 366
1 Tawnos's Weaponry (5E) 401
1 The Mightstone and Weakstone (BRO) 238
1 Urza Assembles the Titans (DMU) 37
1 Urza, Academy Headmaster (UST) 136
1 Urza, Chief Artificer (BRC) 40
1 Urza, Lord High Artificer (CMM) 130
1 Urza, Lord Protector (BRO) 225
1 Urza, Planeswalker (BRO) 238
1 Urza, Powerstone Prodigy (BRO) 69
1 Urza, Prince of Kroog (BRO) 296
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 Command (BRO) 70
1 Urza's Engine (AL) 180
1 Urza's Factory (TSP) 280
1 Urza's Filter (IN) 318
1 Urza's Guilt (PS) 130
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 Rage (PLIST) 169
1 Urza's Rebuff (BRO) 71
1 Urza's Ruinous Blast (DOM) 39
1 Urza's Saga (MB2) 114
1 Urza's Sylex (BRO) 40
1 Urza's Tome (DOM) 235
1 Urza's Tower (9ED) 329
1 Urza's Workshop (BRC) 51