Here is the full list of all 21 Bring me a man, Santa achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Make at least 60000 points on Isaac's level.
Make at least 81000 points on Isaac's level.
Make at least 105000 points on Isaac's level.
Make at least 65000 points on Lynx's level.
Make at least 90000 points on Lynx's level.
Make at least 135000 points on Lynx's level.
Make at least 76000 points on Male Doller's level.
Make at least 100000 points on Male Doller's level.
Make at least 145000 points on Male Doller's level.
Make at least 82500 points on Mofir's level.
Make at least 110000 points on Mofir's level.
Make at least 155000 points on Mofir's level.
Make at least 90000 points on Paul's level.
Make at least 115000 points on Paul's level.
Make at least 160000 points on Paul's level.
Make at least 95000 points on Yuki's level.
Make at least 124000 points on Yuki's level.
Make at least 167500 points on Yuki's level.
Make at least 100000 points on Lovesdick's level.
Make at least 141000 points on Lovesdick's level.
Make at least 195000 points on Lovesdick's level.