1 Academy Ruins (DRC) 58
1 Ancient Den (EOC) 148
1 Arcane Signet (ELD) 331
1 Arcum Dagsson (CSP) 27
1 Ashnod's Altar (6E) 274
1 Baleful Strix (FIC) 318
1 Bolas's Citadel (MB2) 39
1 Breya, Etherium Shaper (MH3) 289
1 Buried Ruin (M12) 224
1 Chief Engineer (M15) 47
1 Chromatic Lantern (ECC) 138
1 Command Tower (ECC) 59
1 Daretti, Scrap Savant (PLIST) 33
1 Darksteel Citadel (M15) 242
1 Darksteel Forge (M14) 206
1 Demonic Tutor (3E) 13
1 Eldrazi Displacer (OGW) 13
1 Emry, Lurker of the Loch (EOC) 71
1 Enlightened Tutor (6E) 19
1 Enthusiastic Mechanaut (NEO) 218
1 Esper Sentinel (H2R) 2
1 Etherium Sculptor (EOC) 72
1 Ethersworn Canonist (MB2) 10
1 Fabricate (M10) 52
1 Foundry Inspector (KLD) 215
1 Goblin Engineer (PLIST) 128
1 Goblin Welder (SLD) 1617
1 Grand Architect (SOM) 33
1 Great Furnace (EOC) 161
1 Hellkite Tyrant (FIC) 295
1 Ichor Wellspring (MBS) 110
1 Inventors' Fair (KLD) 247
1 Island (ECL) 270
1 Jhoira, Weatherlight Captain (EOC) 118
1 Krark-Clan Ironworks (SLC) 11
1 Kuldotha Forgemaster (SOM) 169
1 Master of Etherium (ALA) 49
1 Master Transmuter (CON) 31
1 Mechanized Production (PIP) 178
1 Mirrodin Besieged (MH1) 57
1 Mountain (ECL) 272
1 Myr Battlesphere (SOM) 180
1 Myr Retriever (MRD) 215
1 Mystic Forge (PIP) 236
1 Nevinyrral's Disk (MH2) 298
1 Nim Deathmantle (SOM) 188
1 Ornithopter of Paradise (DRC) 133
1 Oswald Fiddlebender (AFR) 304
1 Padeem, Consul of Innovation (KLD) 59
1 Phyrexian Metamorph (EOC) 75
1 Plains (ECL) 269
1 Profane Tutor (MH2) 97
1 Reshape (PLIST) 31
1 Sai, Master Thopterist (DRC) 82
1 Scrap Mastery (C14) 38
1 Scrap Trawler (AER) 175
1 Sculpting Steel (10E) 342
1 Seat of the Synod (EOC) 176
1 Sensei's Divining Top (CHK) 268
1 Sharuum the Hegemon (BRC) 128
1 Skullclamp (DST) 140
1 Sol Ring (ECC) 58
1 Solemn Simulacrum (FDN) 257
1 Spire of Industry (AER) 184
1 Swamp (ECL) 271
1 Sword of the Meek (FUT) 165
1 Tezzeret the Seeker (ALA) 60
1 Tezzeret, Artifice Master (M19) 79
1 Tezzeret, Betrayer of Flesh (NEO) 84
1 Tezzeret, Master of the Bridge (WAR) 275
1 The Reality Chip (NEO) 74
1 Thirst for Knowledge (NEO) 85
1 Thopter Foundry (ARB) 133
1 Thought Monitor (EOC) 79
1 Thoughtcast (PLIST) 64
1 Trash for Treasure (MRD) 109
1 Vault of Whispers (MRD) 286
1 Wake the Past (EOC) 128
1 Whir of Invention (AER) 49
1 Wurmcoil Engine (SLD) 2196