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