Boo! Achievements Here is the full list of all 6 Boo! achievements.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 wonHalloscreamcomplete a daily puzzle 5 day streak 31 October 2022 - Add a guideHappy Halloweencomplete the daily puzzle on Halloween 31 October 2022 - Add a guideTrick or treatcomplete a daily puzzle Unlocked offline - Add a guideFangtasticcomplete all 42 levels 27 October 2022 - Add a guideSpooktacularcomplete 25 levels 20 October 2022 - Add a guideBootifulcomplete 5 levels 18 October 2022 - Add a guide