Cross Set Achievements Here is the full list of all 17 Cross Set achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.Filter Achievement View View Image viewList view Sort by Won first then 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 AllWonNot wonComplete 8Complete Level 8. 21 February 2016 - Add a guideCross Set MasteryClear every level. 21 February 2016 - Add a guideComplete 7Complete Level 7. 21 February 2016 - Add a guideLevel 8Reveal Level 8. 21 February 2016 - Add a guideComplete 6Complete Level 6. 21 February 2016 - Add a guideLevel 7Reveal Level 7. 20 February 2016 - Add a guideComplete 5Complete Level 5. 14 February 2016 - Add a guideLevel 6Reveal Level 6. 12 February 2016 - Add a guideComplete 4Complete Level 4. 12 February 2016 - Add a guideLevel 5Reveal Level 5. 12 February 2016 - Add a guideComplete 3Complete Level 3. 12 February 2016 - Add a guideLevel 4Reveal Level 4. 11 February 2016 - Add a guideComplete 2Complete Level 2. 11 February 2016 - Add a guideLevel 3Reveal Level 3. 11 February 2016 - Add a guideComplete 1Complete Level 1. 11 February 2016 - Add a guideLevel 2Reveal Level 2. 11 February 2016 - Add a guideFirst DaySolve one level. 11 February 2016 - Add a guide