Child of Poseidon achievement, apparently this is a rare achievement, but I'm glad I got it, did anyone have any issues finding all the underwater locations? (Mine was the shipwreck of Nestor
Perfect AC Odyssey save file for New Game plus at Assassin's Creed Odyssey Nexus - Mods and Community
Gathering More Strength Achievement in Assassin's Creed Odyssey | XboxAchievements.com