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