The Unknown Achievements Here is the full list of all 6 The Unknown 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 The Average JoeFinish the game. The LegendComplete the game without dying. The Toy CollectorFind all the hidden robot toys throughout the game. The ExplorerFind the hidden display area. The Dare DevilLet the darkness consume you 3 times. The Ultimate PlayerUnlock all achievements.