4 Implement of Combustion 4 Spire of Industry 1 Walking Ballista 4 Metallic Rebuke 4 Maverick Thopterist 4 Sweatworks Brawler 2 Renegade Map 4 Spirebluff Canal 4 Inventor's Goggles 1 Pia Nalaar 4 Key to the City 1 Wretched Gryff 4 Elder Deep-Fiend 4 Kozilek's Return 4 Wandering Fumarole 4 Sanctum of Ugin 1 Magma Spray 1 Mountain 5 Island Sideboard 1 By Force 1 Sweltering Suns 1 Release the Gremlins 2 Scrapheap Scrounger 1 Wretched Gryff 3 Fevered Visions 1 Dispel 2 Magma Spray 3 Negate