1 Ancient Den (EOC) 148
1 Artificer's Intuition (5DN) 23
1 Aura of Dominion (CHK) 51
1 Basalt Monolith (MB2) 217
1 Clock of Omens (M13) 202
1 Conjurer's Closet (AVR) 214
1 Darkmoss Bridge (DSC) 269
1 Darksteel Citadel (MB2) 107
1 Door to Nothingness (5DN) 115
1 Drossforge Bridge (MH2) 246
1 Enlightened Tutor (6E) 19
1 Fabricate (M10) 52
1 Frantic Search (TLE) 159
1 Gemstone Array (5DN) 124
1 Glimmervoid (MRD) 281
1 Goblin Engineer (TSR) 345
1 Goblin Welder (SLD) 1617
1 Goldmire Bridge (MOC) 407
1 Great Furnace (MRD) 282
1 Inventors' Fair (KLD) 247
1 Lita, Mechanical Engineer (TLE) 4
1 Lodestone Myr (MRD) 200
1 Mirrodin Besieged (MH1) 57
1 Mistvault Bridge (BRC) 189
1 Myr Battlesphere (SOM) 180
1 Myr Galvanizer (SOM) 181
1 Myr Matrix (DST) 132
1 Myr Propagator (SOM) 182
1 Myr Reservoir (SOM) 183
1 Myr Retriever (MRD) 215
1 Myr Turbine (MBS) 117
1 Myr Welder (MBS) 118
1 Plague Myr (MBS) 125
1 Prismite (M21) 235
1 Razortide Bridge (EOC) 171
1 Repurposing Bay (DFT) 56
1 Reshape (PLIST) 31
1 Rustvale Bridge (EOC) 175
1 Seat of the Synod (MRD) 283
1 Shimmer Myr (CMM) 409
1 Silver Myr (SOM) 202
1 Silverbluff Bridge (EOC) 180
1 Sol Ring (EOC) 57
1 The Millennium Calendar (LCI) 257
1 Thornglint Bridge (PLIST) 258
1 Transmute Artifact (AQ) 58
1 Tree of Tales (MRD) 285
1 Trinket Mage (SOM) 48
1 Unwinding Clock (NPH) 164
1 Urtet, Remnant of Memnarch (ONC) 42
1 Urza's Saga (MB2) 114
1 Vault of Whispers (MRD) 286
1 Whir of Invention (AER) 49