Main deck (60) 4 Arcum's Astrolabe 1 Breeding Pool 4 Emry, Lurker of the Loch 4 Engineered Explosives 4 Flooded Strand 1 Hallowed Fountain 4 Jeskai Ascendancy 1 Mirrodin Besieged 4 Mishra's Bauble 4 Mox Amber 4 Mox Opal 4 Paradoxical Outcome 1 Prismatic Vista 1 Sacred Foundry 2 Saheeli, Sublime Artificer 2 Sai, Master Thopterist 4 Scalding Tarn 3 Snow-Covered Island 1 Snow-Covered Mountain 1 Snow-Covered Plains 1 Steam Vents 4 Urza, Lord High Artificer 1 Witching Well Sideboard (15) 2 Ceremonious Rejection 2 Galvanic Blast 2 Mystical Dispute 2 Oko, Thief of Crowns 2 Path to Exile 2 Pithing Needle 2 Rest in Peace 1 Teferi, Time Raveler