1 Academy Manufactor (BLC) 264
1 Ancient Den (EOC) 148
1 Ankh of Mishra (5E) 348
1 Arcbound Prototype (MH2) 4
1 Assembly-Worker (TSP) 248
1 Autonomous Assembler (BRO) 34
1 Candelabra of Tawnos (AQ) 8
1 Cogwork Assembler (AER) 145
1 Darkmoss Bridge (DSC) 269
1 Darksteel Citadel (DST) 164
1 Drossforge Bridge (MH2) 246
1 Dutiful Replicator (J22) 48
1 Foundry Assembler (AER) 151
1 Glasses of Urza (6E) 287
1 Goldmire Bridge (BRC) 186
1 Great Furnace (EOC) 161
1 Karn Liberated (PLIST) 1
1 Karn, Legacy Reforged (MAT) 99
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 (EOC) 163
1 Karn's Sylex (DMU) 234
1 Karn's Temporal Sundering (DOM) 55
1 Liberator, Urza's Battlethopter (BRO) 237
1 Mine Worker (BRO) 239
1 Mishra, Artificer Prodigy (TSP) 243
1 Mishra, Claimed by Gix (BRO) 216
1 Mishra, Eminent One (BRC) 39
1 Mishra, Excavation Prodigy (BRO) 140
1 Mishra, Lost to Phyrexia (BRO) 163
1 Mishra, Tamer of Mak Fawa (BRO) 217
1 Mishra's Bauble (MB2) 97
1 Mishra's Command (BRO) 141
1 Mishra's Domination (BRO) 142
1 Mishra's Factory (PLIST) 302
1 Mishra's Foundry (BRO) 265
1 Mishra's Groundbreaker (AL) 165
1 Mishra's Helix (PLIST) 302
1 Mishra's Juggernaut (BRO) 161
1 Mishra's Onslaught (BRO) 143
1 Mishra's Research Desk (BRO) 162
1 Mishra's Self-Replicator (DOM) 223
1 Mishra's War Machine (4E) 355
1 Mishra's Workshop (AQ) 70
1 Mistvault Bridge (BRC) 189
1 Phyrexian Dragon Engine (BRO) 163
1 Power Depot (MH2) 251
1 Power Plant Worker (BRO) 241
1 Razortide Bridge (EOC) 171
1 Rustvale Bridge (EOC) 175
1 Seat of the Synod (MRD) 283
1 Self-Assembler (KLD) 232
1 Silverbluff Bridge (EOC) 180
1 Slagwoods Bridge (DRC) 171
1 Sunglasses of Urza (4E) 365
1 Tanglepool Bridge (DRC) 175
1 Tawnos, Solemn Survivor (BRC) 42
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 Thornglint Bridge (PLIST) 258
1 Tower Worker (BRO) 255
1 Treasure Vault (AFR) 261
1 Tree of Tales (MRD) 285
1 Urza Assembles the Titans (DMU) 37
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
1 Vault of Whispers (MRD) 286