4 Chromatic Star
4 Grove of the Burnwillows
4 Ancient Stirrings
4 Mox Opal
4 Ichor Wellspring
3 Buried Ruin
2 Spire of Industry
4 Scrap Trawler
3 Inventors' Fair
3 Mind Stone
1 Defense Grid
1 Chromatic Sphere
2 Forest
2 Myr Retriever
4 Pyrite Spellbomb
4 Darksteel Citadel
4 Krark-Clan Ironworks
3 Engineered Explosives
4 Terrarion
Sideboard
2 Lightning Bolt
1 Island
3 Guttural Response
4 Nature's Claim
1 The Antiquities War
2 Sai, Master Thopterist
2 Defense Grid