4 Darksteel Citadel 4 Spire of Industry 3 Glimmervoid 3 Inventors' Fair 2 Buried Ruin 1 Forest 1 Island 2 Myr Retriever 4 Scrap Trawler 4 Mox Opal 4 Ancient Stirrings 4 Chromatic Star 4 Terrarion 3 Chromatic Sphere 3 Engineered Explosives 2 Pyrite Spellbomb 4 Ichor Wellspring 4 Mind Stone 4 Krark-Clan Ironworks Sideboard 1 Tormod's Crypt 4 Nature's Claim 2 Dispel 2 Lightning Bolt 1 Galvanic Blast 1 Defense Grid 1 Pyroclasm 2 Sai, Master Thopterist 1 Wurmcoil Engine