4 Merfolk Secretkeeper 1 Castle Vantress 2 Zagoth Triome 1 Watery Grave 2 Temple of Deceit 8 Swamp 8 Island 4 Overwhelmed Apprentice 2 Teferi's Tutelage 1 Castle Locthwain 1 Fabled Passage 1 Extinction Event 4 Ashiok, Dream Render 4 Underworld Dreams 2 Peer into the Abyss 4 Omen of the Sea 2 Tyrant's Scorn 2 Drown in the Loch 3 Thassa, Deep-Dwelling 4 Drowned Secrets