Main deck (60) 4 Aether Vial 4 Benthic Biomancer 4 Cursecatcher 4 Deprive 4 Harbinger of the Tides 15 Island 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Merfolk Trickster 4 Mutavault 1 Oboro, Palace in the Clouds 4 Silvergill Adept 4 Spreading Seas Sideboard (15) 3 Dismember 3 Echoing Truth 4 Relic of Progenitus 2 Spell Pierce 3 Tectonic Edge