Main deck (60) 2 Castle Vantress 2 Cavern of Souls 1 Cyclonic Rift 2 Force of Negation 4 Gadwick, the Wizened 13 Island 4 Leyline of Anticipation 4 Master of Waves 4 Merfolk Trickster 1 Minamo, School at Water's Edge 1 Nexus of Fate 4 Nykthos, Shrine to Nyx 4 Omen of the Sea 2 Sea's Claim 4 Spreading Seas 1 Thassa, Deep-Dwelling 3 Thassa, God of the Sea 4 Thassa's Oracle Sideboard (15) 4 Aether Gust 3 Ashiok, Dream Render 2 Damping Matrix 2 Force of Negation 2 Relic of Progenitus 2 Threads of Disloyalty