<sub>This puzzle is part of the [Puzzling Stack Exchange Advent Calendar 2024](https://puzzling.meta.stackexchange.com/questions/7612). The accepted answer to this question will be awarded a bounty worth 200 reputation.<br><br>[<kbd>Next Door ></kbd>](https://puzzling.stackexchange.com/questions/129492/pse-advent-calendar-2024-day-2-roleplaying-reindeer)</sub><hr>

What is hidden here? A complete answer will explain the snowflakes' appearances, their positioning and the final result.

[![enter image description here][1]][1]


  [1]: https://i.sstatic.net/Bd662gzu.png