Tidal Affair: Before The Storm Achievements Here is the full list of all 5 Tidal Affair: Before The Storm 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 Weather The StormComplete Tidal Affair: Before The Storm AssassinBackstab 5 Rebels in a single level MarksmanHeadshot 5 Rebels in a single level Sneak-KingComplete a single level without getting caught MercifulComplete a single level without killing a Rebel