1 Academy Ruins (DRC) 58
1 Access Denied (NEC) 11
1 Adarkar Wastes (DMU) 243
1 Ancient Den (EOC) 148
1 Arcane Denial (DRC) 70
1 Arcane Sanctum (FIC) 373
1 Arcane Signet (ELD) 331
1 Argivian Avenger (BRO) 232
1 Artificer Class (CLB) 663
1 Austere Command (FIC) 231
1 Cataclysmic Gearhulk (KLD) 9
1 Caves of Koilos (DMU) 244
1 Chief Engineer (M15) 47
1 Cityscape Leveler (TLE) 53
1 Cleansing Nova (M19) 9
1 Cloud Key (EOC) 54
1 Cogwork Assembler (AER) 145
1 Command Tower (ELD) 333
1 Contaminated Landscape (MH3) 218
1 Counterspell (FCA) 4
1 Digsite Engineer (BRC) 71
1 Efficient Construction (AER) 33
1 Fellwar Stone (TDC) 318
1 Foundry Inspector (KLD) 215
1 Goldmire Bridge (MOC) 407
1 Hall of Tagsin (BRO) 263
4 Island (TLA) 283
1 Karn, Legacy Reforged (MAT) 49
1 Karn, Living Legacy (DMU) 372
1 Karn, Scion of Urza (DOM) 1
1 Kayla's Music Box (BRC) 15
1 Liberator, Urza's Battlethopter (BRO) 237
1 Mana Crypt (PLIST) 225
1 Mana Vault (5E) 388
1 March of Progress (BRC) 8
1 Mistvault Bridge (BRC) 189
1 Monumental Corruption (ONC) 34
1 Morphic Pool (CLB) 357
1 Noxious Gearhulk (TLE) 25
1 Open the Vaults (M10) 21
1 Organic Extinction (EOC) 66
1 Phyrexian Arena (ONE) 283
3 Plains (TLA) 282
1 Planar Nexus (M3C) 132
1 Platoon Dispenser (BRO) 36
1 Prototype Portal (SOM) 195
1 Raffine's Tower (SNC) 254
1 Razortide Bridge (EOC) 171
1 Reliquary Tower (M19) 254
1 Retrofitter Foundry (DRC) 136
1 Scrap Trawler (MOC) 373
1 Sea of Clouds (PLIST) 84
1 Seat of the Synod (MRD) 283
1 Settle the Wreckage (XLN) 34
1 Simulacrum Synthesizer (BIG) 6
1 Smokestack (MB2) 232
1 Sol Ring (EOC) 57
1 Solemn Simulacrum (FDN) 257
1 Spire of Industry (AER) 184
1 Steel Hellkite (FDN) 681
3 Swamp (TLA) 284
1 Talisman of Dominance (MRD) 253
1 Talisman of Hierarchy (FIC) 365
1 Talisman of Progress (FIC) 367
1 Tawnos, Solemn Survivor (BRC) 42
1 Terisiare's Devastation (BRC) 56
1 The Antiquities War (DOM) 42
1 The Mightstone and Weakstone (BRO) 238
1 Thopter Shop (BRC) 19
1 Thopter Spy Network (ORI) 79
1 Thran Spider (BRO) 254
1 Time Sieve (ARB) 31
1 Tolaria West (PLIST) 173
1 Underground River (BRO) 267
1 Unwinding Clock (NPH) 164
1 Urza, Lord Protector (BRO) 225
1 Urza, Powerstone Prodigy (BRO) 69
1 Urza, Prince of Kroog (BRO) 226
1 Urza's Blueprints (GU) 137
1 Urza's Command (BRO) 70
1 Urza's Factory (TSP) 280
1 Urza's Mine (9ED) 327
1 Urza's Power Plant (9ED) 328
1 Urza's Sylex (BRO) 40
1 Urza's Tower (9ED) 329
1 Urza's Workshop (BRC) 51
1 Vault of Champions (CMM) 436
1 Vault of Whispers (MRD) 286
1 Walking Ballista (AER) 181
1 Wondrous Crucible (BRC) 67
1 Worn Powerstone (MH3) 298
1 Yawgmoth's Vile Offering (DOM) 114

1 Urza, Chief Artificer (BRC) 40