4 Ichor Wellspring 2 Engineered Explosives 4 Chromatic Star 3 Chromatic Sphere 4 Ancient Stirrings 4 Scrap Trawler 1 Sai, Master Thopterist 1 Myr Retriever 4 Krark-Clan Ironworks 4 Mind Stone 1 Mishra's Bauble 4 Mox Opal 1 Pyrite Spellbomb 1 Spine of Ish Sah 4 Terrarion 2 Buried Ruin 4 Darksteel Citadel 1 Forest 1 Glimmervoid 4 Grove of the Burnwillows 2 Inventors' Fair 1 Island 3 Yavimaya Coast Sideboard 2 Sai, Master Thopterist 1 Delay 1 Firespout 2 Galvanic Blast 2 Lightning Bolt 4 Nature's Claim 1 Negate 1 Tormod's Crypt 1 Swan Song