Main deck (60) 4 Aether Vial 1 Cavern of Souls 4 Dismember 3 Harbinger of the Tides 13 Island 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Merfolk Trickster 4 Mutavault 1 Otawara, Soaring City 4 Silvergill Adept 2 Spreading Seas 4 Svyelun of Sea and Sky 4 Tide Shaper 4 Vodalian Hexcatcher Sideboard (15) 1 Dispel 2 Echoing Truth 2 Grafdigger's Cage 1 Hurkyl's Recall 2 Mistcaller 2 Spell Pierce 2 Spreading Seas 1 Threads of Disloyalty 2 Tidebinder Mage