2 Buried Ruin
4 Darksteel Citadel
1 Forest
2 Glimmervoid
1 Grove of the Burnwillows
2 Inventors' Fair
1 Island
4 Spire of Industry
1 Yavimaya Coast
4 Ancient Stirrings
2 Chromatic Sphere
4 Chromatic Star
2 Engineered Explosives
4 Ichor Wellspring
4 Krark-Clan Ironworks
4 Mind Stone
4 Mox Opal
2 Myr Retriever
1 Pyrite Spellbomb
4 Scrap Trawler
1 Sword of the Meek
4 Terrarion
2 Thopter Foundry
Sideboard:
1 Defense Grid
3 Galvanic Blast
4 Nature's Claim
3 Negate
3 Sai, Master Thopterist
1 Wurmcoil Engine