4 Arcum's Astrolabe 4 Prismatic Vista 4 Urza, Lord High Artificer 1 Nexus of Fate 2 Sai, Master Thopterist 4 Paradoxical Outcome 1 Paradox Engine 1 Inventors' Fair 2 Ichor Wellspring 4 Mox Opal 4 Everflowing Chalice 1 Academy Ruins 2 Chromatic Star 4 Mishra's Bauble 1 Clutch of the Undercity 4 Engineered Explosives 1 Pentad Prism 3 Darksteel Citadel 4 Thoughtcast 2 Flooded Strand 1 Snow-Covered Swamp 1 Snow-Covered Plains 5 Snow-Covered Island Sideboard 2 Teferi, Time Raveler 3 Fatal Push 4 Collective Brutality 1 Disdainful Stroke 2 Tezzeret, Agent of Bolas 2 Negate 1 Pithing Needle