3 Goblin Engineer 4 Arcum's Astrolabe 4 Urza, Lord High Artificer 1 Blast Zone 2 Whir of Invention 2 Spire of Industry 2 Grafdigger's Cage 1 Ichor Wellspring 4 Mox Opal 2 Galvanic Blast 4 Scalding Tarn 4 Thopter Foundry 2 Sword of the Meek 3 Chromatic Star 4 Mishra's Bauble 1 Breeding Pool 1 Steam Vents 1 Watery Grave 1 Pithing Needle 1 Pyrite Spellbomb 4 Polluted Delta 2 Ensnaring Bridge 1 Tormod's Crypt 1 Snow-Covered Mountain 4 Snow-Covered Island 1 Snow-Covered Swamp Sideboard 2 Assassin's Trophy 1 Damping Sphere 2 Fatal Push 2 Ceremonious Rejection 2 Grafdigger's Cage 2 Nature's Claim 2 Thoughtseize 2 Welding Jar