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