Main deck (60) 4 Ancient Tomb 3 Arcum's Astrolabe 2 City of Traitors 3 Emry, Lurker of the Loch 4 Flooded Strand 4 Grim Monolith 1 Karn, Scion of Urza 4 Karn, the Great Creator 4 Lion's Eye Diamond 4 Lotus Petal 3 Manifold Key 4 Mox Opal 3 Mystic Forge 3 Sai, Master Thopterist 2 Snow-Covered Island 2 Snow-Covered Plains 2 Tundra 3 Urza, Lord High Artificer 3 Urza's Bauble 2 Walking Ballista Sideboard (15) 1 Aetherflux Reservoir 1 Ancient Den 2 Disenchant 1 Ensnaring Bridge 1 Mycosynth Lattice 1 Mystic Forge 1 Paradox Engine 1 Seat of the Synod 1 Sorcerous Spyglass 2 Swords to Plowshares 1 Tormod's Crypt 1 Walking Ballista 1 Zirda, the Dawnwaker