Mesudoku Achievements Here is the full list of all 6 Mesudoku 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 Single CandidateLearn the concept of Single Candidate. Candidate NotesLearn the importance of candidate notes. Naked PairLearn the concept of Naked Pair. Urban LegendHear about the urban legend. Hidden PairLearn the concept of Hidden Pair. Happy EndingReach the Happy Ending.