Fourth Dimension Achievements Here is the full list of all 6 Fourth Dimension 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 Towards the DarknessComplete the first course successfully. / İlk parkuru başarıyla tamamla. First EscapeBeyond the Portal / Portalın Ötesinde The Light on the HorizonThe Final Portal Lies Ahead! / Son Portal Hemen Karşında! I Can Feel the Spirits..We Are Not Alone in the Dark! / Karanlıkta Yalnız Değiliz! Someone's Watching Me!E¥є !n †#є d@яκ Tension HourSpend 1 hour at any level.