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