The Lost Island Achievements Here is the full list of all 6 The Lost Island achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply Survived for 1h.Survive for 1 hour. Survived for 5h.Survive for 5 hours. Afraid of Spiders?Discover the Temple of the Teotihuacan Goddess. Godlike SurvivorSurvive for 10 hours. I wonder what happened here.Find Flenborg Forever aloneDiscover the Desolated Farm.