Main deck (60) 4 Ancient Tomb 3 Brainstorm 3 City of Traitors 3 Defense Grid 4 Echo of Eons 2 Emry, Lurker of the Loch 2 Flooded Strand 4 Grindstone 4 Lion's Eye Diamond 4 Lotus Petal 4 Mox Opal 4 Narset, Parter of Veils 4 Painter's Servant 2 Polluted Delta 1 Repeal 3 Seat of the Synod 4 Snow-Covered Island 3 Thoughtcast 2 Urza, Lord High Artificer Sideboard (15) 2 Echoing Truth 2 Ensnaring Bridge 2 Helm of Obedience 2 Hydroblast 1 Into the Roil 4 Leyline of the Void 2 Trinisphere