1 Academy Ruins (DRC) 58
1 Ancient Den (EOC) 148
1 Arcum Dagsson (CSP) 27
1 Ashnod's Altar (6E) 274
1 Blood Crypt (ECL) 262
1 Breya, Etherium Shaper (MH3) 289
1 Breya's Apprentice (MH2) 117
1 Brudiclad, Telchor Engineer (M3C) 257
1 Buried Ruin (M12) 224
1 Chief Engineer (M15) 47
1 Chromatic Lantern (GRN) 233
1 Command Tower (EOC) 59
1 Crime Novelist (MKM) 121
1 Daretti, Scrap Savant (PLIST) 33
1 Darksteel Citadel (DST) 164
1 Disciple of the Vault (MRD) 62
1 Dispatch (EOC) 64
1 Drossforge Bridge (MH2) 246
1 Emry, Lurker of the Loch (EOC) 71
1 Enlightened Tutor (6E) 19
1 Enthusiastic Mechanaut (NEO) 218
1 Etherium Sculptor (EOC) 72
1 Ethersworn Canonist (MB2) 10
1 Exotic Orchard (EOC) 159
1 Fabricate (M10) 52
1 Fellwar Stone (TDC) 318
1 Forensic Gadgeteer (MKM) 342
1 Foundry Inspector (KLD) 215
1 Glimmervoid (MRD) 281
1 Goblin Engineer (TSR) 345
1 Goblin Welder (SLD) 1617
1 Godless Shrine (EOE) 254
1 Goldmire Bridge (BRC) 186
1 Great Furnace (EOC) 161
1 Hallowed Fountain (ECL) 265
1 Illustrious Wanderglyph (LCC) 21
1 Invasion of Kaladesh (MOM) 234
1 Inventors' Fair (KLD) 247
1 Jan Jansen, Chaos Crafter (CLB) 424
1 Jhoira, Weatherlight Captain (EOC) 118
1 Karn, Legacy Reforged (MAT) 99
1 Master of Etherium (ALA) 49
1 Master Transmuter (CON) 31
1 Mechanized Production (PIP) 178
1 Mishra, Claimed by Gix (BRO) 216
1 Mishra, Eminent One (BRC) 39
1 Mishra, Excavation Prodigy (BRO) 140
1 Mishra, Tamer of Mak Fawa (BRO) 217
1 Mishra's Factory (PLIST) 302
1 Mishra's Foundry (BRO) 265
1 Mistvault Bridge (BRC) 189
1 Myr Battlesphere (SOM) 180
1 Myr Retriever (PLIST) 203
1 Oswald Fiddlebender (AFR) 304
1 Padeem, Consul of Innovation (KLD) 59
1 Phyrexian Dragon Engine (BRO) 163
1 Phyrexian Metamorph (EOC) 75
1 Portal to Phyrexia (BRO) 240
1 Power Depot (MH2) 251
1 Razortide Bridge (EOC) 171
1 Rustvale Bridge (EOC) 175
1 Sacred Foundry (EOE) 256
1 Saheeli, Filigree Master (BRO) 219
1 Sai, Master Thopterist (M19) 69
1 Scrap Mastery (CM2) 116
1 Scrap Trawler (AER) 175
1 Seat of the Synod (MRD) 283
1 Sharuum the Hegemon (ALA) 194
1 Shorikai, Genesis Engine (NEC) 4
1 Silverbluff Bridge (EOC) 180
1 Skullclamp (DST) 140
1 Sol Ring (EOC) 57
1 Spire of Industry (AER) 184
1 Steam Vents (ECL) 267
1 Steel Overseer (M20) 239
1 Sword of the Meek (FUT) 165
1 Tawnos, Urza's Apprentice (PLIST) 45
1 Tempered Steel (SOM) 24
1 Tezzeret the Seeker (ALA) 60
1 The Mightstone and Weakstone (BRO) 238
1 The Mycosynth Gardens (EOC) 168
1 Thirst for Knowledge (NEO) 85
1 Thopter Foundry (ARB) 133
1 Thoughtcast (PLIST) 64
1 Thousand Moons Smithy (LCI) 39
1 Trash for Treasure (MRD) 109
1 Treasure Vault (AFR) 261
1 Urza, Chief Artificer (BRC) 40
1 Urza, Lord High Artificer (CMM) 130
1 Urza, Lord Protector (BRO) 225
1 Urza, Powerstone Prodigy (BRO) 69
1 Urza, Prince of Kroog (BRO) 296
1 Urza's Factory (TSP) 280
1 Urza's Mine (9ED) 327
1 Urza's Power Plant (9ED) 328
1 Urza's Saga (MB2) 114
1 Urza's Tower (9ED) 329
1 Urza's Workshop (BRC) 51
1 Vault of Whispers (MRD) 286
1 Watery Grave (EOE) 261

1 Daretti, Ingenious Iconoclast (SLD) 1422
1 Elder Owyn Lyons (PIP) 103
1 Esper Sentinel (H2R) 2
1 Krark-Clan Ironworks (SLC) 11
1 Marionette Master (BRC) 109
1 Oni-Cult Anvil (NEO) 230
1 Reckless Fireweaver (KLD) 126
1 Reshape (DST) 31
1 Saheeli, Sublime Artificer (WAR) 234
1 Semblance Anvil (SOM) 201
1 Tezzeret, Betrayer of Flesh (NEO) 84
1 Tezzeret, Master of the Bridge (WAR) 275
1 Thought Monitor (EOC) 79
1 Unwinding Clock (NPH) 164
1 Whir of Invention (AER) 49