4 Glacial Fortress
2 Inventors' Fair
8 Island
6 Plains
4 Port Town
2 Anointed Procession
2 Aven Wind Guide
2 Chief of the Foundry
2 Dispatch
4 Hangarback Walker
2 Intangible Virtue
2 Master of Etherium
2 Mechanized Production
2 Padeem, Consul of Innovation
2 Retrofitter Foundry
1 Sharding Sphinx
2 Spell Pierce
4 Steel Overseer
2 Tempered Steel
2 Tezzeret, Artifice Master
2 Thopter Spy Network
1 Urza, Lord High Artificer
Sideboard:
1 Azorius Chancery
1 Darksteel Forge
1 Deserted Beach
1 Efficient Construction
1 Genesis Chamber
1 Glimmervoid
1 Golden Guardian // Gold-Forge Garrison
1 Inspiring Statuary
1 Kuldotha Forgemaster
1 Maskwood Nexus
2 Mirrodin Besieged
2 Myr Battlesphere
1 Myr Turbine
1 Mystic Forge
1 Negate
1 Prairie Stream
1 Sai, Master Thopterist
1 Seachrome Coast
1 Skullclamp
1 Skyclave Relic
1 Smothering Tithe
1 Spire of Industry
1 Springleaf Drum
1 Sram's Expertise
1 Stoic Rebuttal
1 Thopter Assembly
1 Thopter Foundry
1 Thoughtcast
1 Time Sieve
1 Tolarian Academy
1 Trading Post
1 Whirler Rogue