4 Prismatic Vista 4 Urza, Lord High Artificer 4 Arcum's Astrolabe 1 Saheeli, Sublime Artificer 1 Nexus of Fate 3 Sai, Master Thopterist 1 Mox Amber 4 Paradoxical Outcome 1 Paradox Engine 1 Inventors' Fair 2 Ichor Wellspring 4 Mox Opal 4 Everflowing Chalice 4 Mishra's Bauble 1 Hallowed Fountain 1 Watery Grave 4 Engineered Explosives 4 Serum Visions 3 Polluted Delta 1 Mind Stone 1 Snow-Covered Plains 6 Snow-Covered Island 1 Snow-Covered Swamp Sideboard 2 Teferi, Time Raveler 4 Fatal Push 1 Metallic Rebuke 2 Collective Brutality 2 Disdainful Stroke 2 Tezzeret, Agent of Bolas 2 Pithing Needle