3 Goblin Engineer 4 Arcum's Astrolabe 4 Urza, Lord High Artificer 2 Sai, Master Thopterist 3 Whir of Invention 1 Inventors' Fair 2 Spirebluff Canal 1 Grafdigger's Cage 1 Spine of Ish Sah 2 Ichor Wellspring 4 Mox Opal 1 Nihil Spellbomb 4 Scalding Tarn 3 Thopter Foundry 2 Sword of the Meek 4 Mishra's Bauble 1 Steam Vents 1 Watery Grave 1 Pithing Needle 2 Pyrite Spellbomb 3 Polluted Delta 1 Ensnaring Bridge 2 Mind Stone 1 Snow-Covered Swamp 1 Snow-Covered Mountain 6 Snow-Covered Island Sideboard 1 Dead of Winter 1 Magmatic Sinkhole 1 Damping Sphere 2 Ceremonious Rejection 1 Ghirapur Aether Grid 2 Tezzeret, Agent of Bolas 1 Galvanic Blast 4 Leyline of the Void 2 Lightning Bolt