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