2 Witching Well 4 Emry, Lurker of the Loch 4 Urza, Lord High Artificer 4 Arcum's Astrolabe 1 Prismatic Vista 2 Saheeli, Sublime Artificer 1 Nexus of Fate 2 Sai, Master Thopterist 4 Mox Amber 4 Paradoxical Outcome 3 Jeskai Ascendancy 4 Mox Opal 4 Scalding Tarn 4 Mishra's Bauble 1 Steam Vents 1 Sacred Foundry 4 Engineered Explosives 4 Flooded Strand 1 Snow-Covered Plains 1 Snow-Covered Mountain 5 Snow-Covered Island Sideboard 2 Mystical Dispute 2 Teferi, Time Raveler 1 Narset, Parter of Veils 1 Ceremonious Rejection 2 Galvanic Blast 3 Leyline of Sanctity 2 Path to Exile 1 Pithing Needle 1 Tormod's Crypt