Flex hooks Achievements Here is the full list of all 5 Flex hooks 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 levelsComplete 10 levels. 20 levelsComplete 20 levels. 30 levelsComplete 30 levels. 40 levelsComplete 40 levels. FinishedComplete all levels.