1 Chief of the Foundry (KLD) 200
1 Efficient Construction (AER) 33
1 Etherium Sculptor (EOC) 72
1 Glacian, Powerstone Engineer (PLIST) 72
1 Hedron Archive (FDN) 726
13 Island (ECL) 270
1 Master of Etherium (ALA) 49
1 Memnarch (DST) 129
1 Mirrodin Besieged (MH1) 57
1 Mirrorworks (MBS) 114
1 Oblivion Stone (M3C) 303
1 One with the Machine (M19) 66
1 Padeem, Consul of Innovation (KLD) 59
1 Quicksmith Spy (AER) 41
1 Riddlesmith (SOM) 40
1 Saheeli's Artistry (KLD) 62
1 Seat of the Synod (EOC) 176
1 Shambling Suit (ELD) 230
1 Sharding Sphinx (ALA) 55
1 Spellskite (NPH) 159
1 Steel Hellkite (FDN) 681
1 Steel Overseer (M20) 239
1 Tezzeret, Cruel Machinist (M19) 286
1 Tezzeret's Gatebreaker (M19) 289
1 Thopter Assembly (MBS) 140
1 Thopter Spy Network (ORI) 79
1 Urza's Tome (DOM) 235
1 Whirlermaker (KLD) 239

1 Academy Ruins (DRC) 58
1 Emry, Lurker of the Loch (EOC) 71
1 Glasspool Mimic (ZNR) 60
1 Master Transmuter (CON) 31
1 Mechanized Production (PIP) 178
1 Phyrexian Metamorph (EOC) 75
1 Sai, Master Thopterist (DRC) 82
1 Spell Swindle (XLN) 82
1 Tezzeret, Artifice Master (M19) 79
1 Vedalken Archmage (MRD) 55