1 Academy Ruins (DRC) 58
1 Ancient Den (EOC) 148
1 Ancient Tomb (TE) 305
1 Baleful Strix (FIC) 318
1 Bident of Thassa (THS) 42
1 Bronze Guardian (FIC) 234
1 Buried Ruin (M12) 224
1 Command Tower (ELD) 333
1 Cranial Plating (5DN) 113
1 Cybermen Squadron (WHO) 176
1 Darksteel Citadel (MB2) 107
1 Digsite Engineer (BRC) 71
1 Dispatch (EOC) 64
1 Emry, Lurker of the Loch (EOC) 71
1 Esper Sentinel (H2R) 2
1 Etherium Sculptor (EOC) 72
1 Ethersworn Canonist (MB2) 10
1 Flooded Strand (KTK) 233
1 Foundry Inspector (KLD) 215
1 Godless Shrine (EOE) 254
1 Gold Myr (SOM) 157
1 Grim Monolith (GU) 126
1 Hallowed Fountain (RNA) 251
1 Idol of Oblivion (TDC) 319
1 Illustrious Wanderglyph (LCC) 9
1 Inventors' Fair (KLD) 247
1 Island (TLA) 283
1 Karn, Scion of Urza (DOM) 1
1 Leaden Myr (SOM) 170
1 Lightning Greaves (TDC) 102
1 Lita, Mechanical Engineer (TLE) 4
1 March of Progress (BRC) 8
1 Master of Etherium (ALA) 49
1 Mirrodin Besieged (MH1) 57
1 Mox Amber (DOM) 224
1 Mox Opal (SOM) 179
1 Mystic Forge (PIP) 236
1 Nettlecyst (MKC) 233
1 One with the Machine (M19) 66
1 Organic Extinction (EOC) 66
1 Ornithopter of Paradise (DRC) 133
1 Otawara, Soaring City (NEO) 271
1 Phyrexian Metamorph (EOC) 75
1 Plains (TLA) 282
1 Polluted Delta (KTK) 239
1 Portal to Phyrexia (BRO) 240
1 Reliquary Tower (M19) 254
1 Retrofitter Foundry (DRC) 136
1 Rhystic Study (PR) 45
1 Sai, Master Thopterist (M19) 69
1 Seat of the Synod (MRD) 283
1 Shadowspear (THB) 236
1 Shorikai, Genesis Engine (NEC) 4
1 Silver Myr (SOM) 202
1 Skullclamp (FIC) 355
1 Sol Ring (EOC) 57
1 Solemn Simulacrum (FDN) 257
1 Spellskite (NPH) 159
1 Steel Overseer (M20) 239
1 Swamp (TLA) 284
1 Sword of the Meek (FUT) 165
1 Swords to Plowshares (EOC) 45
1 Teferi's Protection (TLE) 7
1 Teshar, Ancestor's Apostle (DOM) 36
1 Tezzeret, Agent of Bolas (MBS) 97
1 Tezzeret, Master of the Bridge (WAR) 275
1 Their Name Is Death (40K) 62
1 Thopter Foundry (ARB) 133
1 Thought Monitor (EOC) 79
1 Thoughtcast (MRD) 54
1 Treasure Vault (AFR) 261
1 Unbreakable Formation (RNA) 29
1 Urza, Chief Artificer (BRC) 40
1 Urza, Lord High Artificer (CMM) 130
1 Urza's Factory (TSP) 280
1 Urza's Mine (9ED) 327
1 Urza's Power Plant (9ED) 328
2 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 Whir of Invention (AER) 49

1 Anointed Procession (AKH) 2
1 Arcane Signet (ELD) 331
1 Artificer Class (CLB) 663
1 Biotransference (40K) 30
1 Bolas's Citadel (MB2) 39
1 Brilliant Restoration (NEO) 363
1 Darksteel Forge (M14) 206
1 Dimir Signet (DRC) 129
1 Efficient Construction (AER) 33
1 Fabricate (M10) 52
1 Fellwar Stone (TDC) 318
1 Forsaken Monument (ZNR) 244
1 Jeweled Lotus (CMM) 396
1 Karn, the Great Creator (WAR) 1
1 Losheel, Clockwork Scholar (CMM) 38
1 Mana Crypt (PLIST) 225
1 Mechanized Production (PIP) 178
1 Padeem, Consul of Innovation (KLD) 59
1 Skrelv's Hive (ONE) 34
1 Talisman of Dominance (MRD) 253
1 Talisman of Hierarchy (FIC) 365
1 Talisman of Progress (FIC) 367
1 Tempered Steel (BRC) 76
1 Tezzeret the Seeker (ALA) 60
1 Tezzeret, Artifice Master (M19) 79
1 The Mightstone and Weakstone (BRO) 238
1 Thopter Shop (BRC) 19
1 Thopter Spy Network (ORI) 79
1 Unwinding Clock (NPH) 164
1 Urza, Lord Protector (BRO) 225
1 Urza, Prince of Kroog (BRO) 226