Portals: Escape the Infinity Achievements Here is the full list of all 6 Portals: Escape the Infinity 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 First PortalFirst Portal 10 Portals10 Portals Completed 20 Portals20 Portals Completed 30 Portals30 Portals Completed 40 Portals40 Portals Completed 50 Portals50 Portals Completed