Open The Door Achievements Here is the full list of all 31 Open The Door 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 Level 1 Passed Level 2 Passed Level 3 Passed Level 4 Passed Level 5 Passed Level 6 Passed Level 7 Passed Level 8 Passed Level 9 Passed Level 10 Passed Level 11 Passed Level 12 Passed Level 13 Passed Level 14 Passed Level 15 Passed Level 16 Passed Level 17 Passed Level 18 Passed Level 19 Passed Level 20 Passed Level 21 Passed Level 22 Passed Level 23 Passed Level 24 Passed Level 25 Passed Level 26 Passed Level 27 Passed Level 28 Passed Level 29 Passed Level 30 Passed Tutorial Passed