4 Scrap Trawler
4 Mind Stone
4 Ichor Wellspring
4 Terrarion
4 Chromatic Star
4 Mox Opal
4 Krark-Clan Ironworks
3 Engineered Explosives
3 Chromatic Sphere
2 Pyrite Spellbomb
2 Myr Retriever
4 Darksteel Citadel
4 Grove of the Burnwillows
3 Buried Ruin
3 Yavimaya Coast
2 Inventors' Fair
2 Forest
4 Ancient Stirrings
Sideboard
4 Nature's Claim
2 Sai, Master Thopterist
2 Lightning Bolt
1 Negate
1 Pyroclasm
1 Defense Grid
1 Galvanic Blast
1 Guttural Response
2 Ghirapur Aether Grid