1 Academy Ruins (DRC) 58
1 Access Denied (NEC) 11
1 Ancient Den (EOC) 148
1 Arcane Denial (AL) 33
1 Arcane Signet (ELD) 331
1 Archaeomancer's Map (FIC) 230
1 Artificer Class (CLB) 663
1 Austere Command (FIC) 231
1 Blast Zone (BRO) 258
1 Brilliant Restoration (NEO) 363
1 Chief Engineer (M15) 47
1 Chief of the Foundry (KLD) 200
1 Cleansing Nova (M19) 9
1 Cloud Key (EOC) 54
1 Command Tower (EOC) 59
1 Counterspell (FCA) 4
1 Darksteel Citadel (DST) 164
1 Digsite Engineer (BRC) 71
1 Efficient Construction (AER) 33
1 Fellwar Stone (TDC) 318
1 Flawless Maneuver (TLE) 306
1 Fortified Beachhead (BRO) 262
1 Foundry Inspector (KLD) 215
1 Geology Enthusiast (BRO) 374
1 Gilded Lotus (FDN) 725
1 Glacial Fortress (XLN) 255
1 Great Desert Prospector (BRO) 7
1 Hall of Tagsin (BRO) 263
1 Hallowed Fountain (ECL) 265
1 Harbin, Vanguard Aviator (BRO) 212
1 Heartstone (PLIST) 26
1 Idyllic Beachfront (DMU) 249
1 Irrigated Farmland (AKH) 245
5 Island (TLA) 283
1 Junk Diver (MH3) 293
1 Karn Liberated (PLIST) 1
1 Karn, Living Legacy (DMU) 372
1 Karn, Scion of Urza (DOM) 1
1 Liberator, Urza's Battlethopter (BRO) 237
1 Liquimetal Torque (BRC) 145
1 March of Progress (BRC) 8
1 Mechanized Production (PIP) 178
1 Myrel, Shield of Argive (BRO) 18
1 One with the Multiverse (DSC) 121
1 Open the Vaults (PIP) 168
1 Organic Extinction (EOC) 66
1 Path to Exile (FIC) 248
5 Plains (TLA) 282
1 Platoon Dispenser (BRO) 36
1 Powerstone Shard (DOM) 227
1 Prairie Stream (BFZ) 241
1 Prototype Portal (SOM) 195
1 Razortide Bridge (EOC) 171
1 Reconnaissance Mission (IKO) 65
1 Reliquary Tower (CON) 143
1 Repair and Recharge (BRO) 24
1 Retrofitter Foundry (DRC) 136
1 Sai, Master Thopterist (M19) 69
1 Scrap Trawler (AER) 175
1 Sea of Clouds (PLIST) 84
1 Seat of the Synod (MRD) 283
1 Skystrike Officer (BRO) 62
1 Sol Ring (EOC) 57
1 Solemn Simulacrum (FDN) 257
1 Steel Overseer (M20) 239
1 Summary Dismissal (EMN) 75
1 Swords to Plowshares (EOC) 45
1 Symmetry Matrix (BRO) 252
1 Talisman of Progress (FIC) 367
1 The Antiquities War (DOM) 42
1 The Mightstone and Weakstone (BRO) 238
1 Thopter Shop (BRC) 66
1 Thopter Spy Network (ORI) 79
1 Thought Monitor (EOC) 79
1 Thousand-Year Elixir (LRW) 263
1 Tocasia's Dig Site (BRO) 266
1 Tolaria West (PLIST) 173
1 Training Grounds (TLE) 20
1 Unbreakable Formation (RNA) 29
1 Unwinding Clock (NPH) 164
1 Urza, Lord Protector (BRO) 225
1 Urza, Powerstone Prodigy (BRO) 69
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 Sylex (BRO) 40
1 Urza's Tower (9ED) 329
1 Urza's Workshop (BRC) 51
1 Worn Powerstone (MH3) 298

1 Urza, Prince of Kroog (BRO) 296