Secret Santa Achievements Here is the full list of all 9 Secret Santa achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.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 The chimney keeps spinningFinish all levels featuring nog with dizzy santa My diet starts next yearfinish the Nice and Naughty list with all milk and cookies collected. You've been good this year.Finish the Nice list You've been a naughty little child this year.Complete the Naughty list. I wouldn't want to be you, child.Complete the Krampus list Santa gifted the space martiansComplete the mars list He's coming for you, child.Complete Krampus mode Why not both?Light all hidden menorahs in the nice, naughty, krampus, and mars list. Happy HalloweenFinish the Halloween list