1 Ancient Den
1 Blast Zone
1 Blinkmoth Nexus
1 Cave of Temptation
1 Command Tower
1 Darksteel Citadel
1 Evolving Wilds
1 Forge of Heroes
1 Great Furnace
1 Inventors' Fair
1 Karn's Bastion
8 Mountain
1 Phyrexia's Core
7 Plains
1 Power Depot
1 Rustvale Bridge
1 Shrine of the Forsaken Gods
1 Spire of Industry
1 Terramorphic Expanse
1 Urza's Mine
1 Urza's Power Plant
1 Urza's Saga
1 Urza's Tower
1 Alibou, Ancient Witness
1 Arcbound Javelineer
1 Arcbound Mouser
1 Arcbound Prototype
1 Arcbound Shikari
1 Arcbound Slasher
1 Arcbound Slith
1 Arcbound Tracker
1 Arcbound Whelp
1 Armory of Iroas
1 Austere Command
1 Blacksmith's Skill
1 Blasphemous Act
1 Bronze Guardian
1 Cathars' Crusade
1 Chief of the Foundry
1 Crush Contraband
1 Darksteel Juggernaut
1 Digsite Engineer
1 Dispeller's Capsule
1 Foundry Inspector
1 Ghostly Prison
1 Gleam of Battle
1 Goblin Engineer
1 Greatsword of Tyr
1 Immovable Rod
1 Jhoira's Familiar
1 Lae'zel, Vlaakith's Champion
1 Lightning Bolt
1 Lizard Blades
1 Lodestone Golem
1 Losheel, Clockwork Scholar
1 Luminarch Aspirant
1 Myr Retriever
1 Myr Scrapling
1 Oswald Fiddlebender
1 Patchwork Automaton
1 Porphyry Nodes
1 Queen Kayla bin-Kroog
1 Red Elemental Blast
1 Return to Dust
1 Sanwell, Avenger Ace
1 Scarecrone
1 Scrap Welder
1 Shambling Suit
1 Sigarda's Summons
1 Slagstone Refinery
1 Smothering Tithe
1 Sol Ring
1 Solemn Simulacrum
1 Sparring Construct
1 Steel Overseer
1 Sword of Hours
1 Swords to Plowshares
1 Tempered Steel
1 Teshar, Ancestor's Apostle
1 Thopter Shop
1 Unbreakable Formation
1 Victory's Envoy
1 Walking Skyscraper
1 Wear // Tear
1 Workshop Assistant
1 Wurmcoil Engine
1 Zabaz, the Glimmerwasp
Sideboard:
1 Anafenza, Kin-Tree Spirit