Isles of Sea and Sky Achievements Full list of all 21 Isles of Sea and Sky achievements. It takes around 20-25 hours to unlock all of the achievements in the base game on Windows.The base game contains 17 achievements, and there is 1 DLC pack containing 4 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 DLC Packs Group DLC packs together in list DLC Filter AllOwnedNone What are achievement flags? Click to find outApply Base Base Game (Excludes DLC) 208 17 4.83441125 (28%)20-25h PathfinderVisit the Sanctum. TidepoolerVisit the Tidal Reef. FirewalkerVisit the Raging Volcano. Ice ClimberVisit the Frozen Spire. Rock ClimberVisit the Stoney Cliffs. Turtle RiderBefriend the sea turtle! Rock and RollAwaken the Stone Elementals. Slip and SlideAwaken the Water Elementals. Turn and BurnAwaken the Fire Elementals. Huff and PuffAwaken the Air Elementals. Master of RunesCollect every Rune Stone. GemologistCollect 11 of each elemental gem. Power NapperSleep for a total (cumulative) of 1 hour. VoyagerVisit 15 different islands. Starman JuniorCollect 25 stars. StarmanCollect 50 stars. Starman DeluxeCollect 100 stars. Update The Mysterious Update 123 40 4 0.005438 (70%) Final StarmanCollect 120 stars. InsightCollect 10 Pyramidions. IlluminationCollect 20 Pyramidions. EnlightenmentCollect 30 Pyramidions.