1 Academy Ruins (DRC) 58
1 Ancient Den (EOC) 148
1 Angel of the Ruins (EOC) 63
1 Armix, Filigree Thrasher (BRC) 103
1 Baleful Strix (FIC) 318
1 Bronze Guardian (FIC) 234
1 Buried Ruin (M12) 224
1 Chief of the Foundry (KLD) 200
1 Command Tower (ELD) 333
1 Cyberdrive Awakener (EOC) 69
1 Darksteel Citadel (FDC) 300
1 Darksteel Forge (M14) 206
1 Digsite Engineer (BRC) 71
1 Dispatch (MSC) 130
1 Dramatic Reversal (KLD) 44
1 Emry, Lurker of the Loch (EOC) 71
1 Enlightened Tutor (6E) 19
1 Fabricate (M10) 52
1 Fomori Vault (BIG) 29
1 Force of Will (AL) 42
1 Foundry Inspector (KLD) 215
1 Gold Myr (SOM) 157
1 Goldmire Bridge (MOC) 407
1 Inventors' Fair (KLD) 247
4 Island (FRA) 284
1 Isochron Scepter (MB2) 96
1 Karn, Legacy Reforged (MAT) 49
1 Karn, Living Legacy (DMU) 1
1 Karn, Scion of Urza (DOM) 1
1 Karn, Silver Golem (UZ) 298
1 Karn, the Great Creator (WAR) 1
1 Leaden Myr (SOM) 170
1 Liberator, Urza's Battlethopter (BRO) 237
1 March of Progress (BRC) 8
1 Master of Etherium (FDC) 66
1 Mechanized Production (PIP) 178
1 Mirrodin Besieged (PLIST) 57
1 Mistvault Bridge (MH2) 249
1 Moonsilver Key (MID) 255
1 Myr Battlesphere (SOM) 180
1 Mystical Tutor (6E) 83
1 Organic Extinction (EOC) 66
1 Padeem, Consul of Innovation (FDC) 71
1 Path to Exile (FRC) 30
4 Plains (FRA) 281
1 Portal of Sanctuary (M20) 71
1 Portal to Phyrexia (BRO) 240
1 Power Depot (MH2) 251
1 Razortide Bridge (EOC) 171
1 Reliquary Tower (M19) 254
1 Rogue's Passage (FDN) 264
1 Sai, Master Thopterist (M19) 69
1 Scene of the Crime (MKM) 267
1 Seat of the Synod (MRD) 283
1 Sharuum the Hegemon (BRC) 128
1 Silver Myr (SOM) 202
1 Simulacrum Synthesizer (MAR) 61
1 Sol Ring (MSC) 211
1 Solemn Simulacrum (FDN) 257
1 Steel Overseer (EOC) 144
1 Stoic Rebuttal (SOM) 46
4 Swamp (FRA) 286
1 Tawnos, Solemn Survivor (BRC) 3
1 Tevesh Szat, Doom of Fools (PLIST) 153
1 The Aetherspark (DFT) 231
1 The Mightstone and Weakstone (BRO) 238
1 The Reality Chip (NEO) 74
1 Thopter Shop (BRC) 66
1 Thopter Spy Network (ORI) 79
1 Thought Monitor (EOC) 79
1 Thousand Moons Smithy (LCI) 39
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, Powerstone Prodigy (BRO) 69
1 Urza, Prince of Kroog (BRO) 226
1 Urza's Cave (MH3) 234
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 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 Tower (9ED) 329
1 Urza's Workshop (BRC) 51
1 Vault of Whispers (MRD) 286
1 Vindicate (FIC) 330
1 Void Rend (FIC) 331

1 Etherium Sculptor (EOC) 72
1 Raffine's Tower (SNC) 254
1 Swords to Plowshares (FRC) 37