Three Twenty One Achievements Here is the full list of all 20 Three Twenty One 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 And The Winner Is...Examining the football picture in the bedroom Good With WordsTaking the bear in the text adventure A Good Track RecordFinishing Castle without dying The End...? Death Is Only The BeginningFail CodeCrashers Leave A Legacy In LiteratureCollect all the books Isolation Is Not FunFind the secret space room The End Brings New BeginningsComplete the game Computer GeniusUse the printer in the text adventure What Lies BeyondPlay Void A Message From MeTaking the letter All My Little HorsesTake the horse with you on the boat What's Left BehindRead through the friend book An Ancient StoryRead through the viking book I Have Been Here BeforeVisit the PT area Radio StarListen to the radio Supporting The CauseYou have supported our cause! A Look Behind The ScenesListen to all audio recordings Cleaning Up Your PastLeave everything behind There Is More To SeePlay 3:21 again