Mad Mustache Achievements Here is the full list of all 5 Mad Mustache 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 Light bristlesComplete level 1! Three-day stubbleComplete level 2! Nice sideburnsComplete level 3! Cool beardComplete level 4! Mad mustacheComplete level 5!