Drowned Helicopter Achievements Here is the full list of all 4 Drowned Helicopter 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 10!Save 10 people! 25!Save 25 people! 50!Save 50 people! 75!Save 75 people!