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