3 Goblin Engineer
1 Sai, Master Thopterist
4 Urza, Lord High Artificer
2 Galvanic Blast
3 Whir of Invention
4 Arcum's Astrolabe
2 Chromatic Star
1 Damping Sphere
1 Ensnaring Bridge
1 Ichor Wellspring
4 Mishra's Bauble
4 Mox Opal
1 Nihil Spellbomb
1 Pithing Needle
1 Pyrite Spellbomb
2 Sword of the Meek
4 Thopter Foundry
1 Welding Jar
1 Breeding Pool
1 Inventors' Fair
4 Polluted Delta
4 Scalding Tarn
5 Snow-Covered Island
1 Snow-Covered Mountain
1 Snow-Covered Swamp
1 Spire of Industry
1 Steam Vents
1 Watery Grave
Sideboard
2 Ashiok, Dream Render
2 Assassin's Trophy
1 Collective Brutality
2 Dead of Winter
2 Fatal Push
2 Tezzeret, Agent of Bolas
2 Thoughtseize
2 Tireless Tracker