Main deck (60) 4 Aether Vial 2 Cursecatcher 3 Harbinger of the Tides 14 Island 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Master of Waves 4 Merfolk Trickster 2 Mistcaller 4 Mutavault 1 Oboro, Palace in the Clouds 2 Phantasmal Image 4 Silvergill Adept 3 Spell Pierce 4 Spreading Seas 1 Tectonic Edge Sideboard (15) 4 Deprive 2 Dismember 2 Echoing Truth 1 Pithing Needle 2 Relic of Progenitus 2 Surgical Extraction 2 Venser, Shaper Savant