Unchained Achievements Here is the full list of all 4 Unchained 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 Threading the NeedleMake 10 headshots with the Railgun LumberjackedKill 20 players with the chainsaw Coming Through!Telefrag 10 players Chain reactionKill 10 players with explosive barrels