Here's how you complete the Easter Eggs in Storage of the Dead: Winter Edition!

Main Quest
- Shoot the four stockings hanging from the four corner lights with the buyable Ray Gun MK 12 25
- Shoot the snowmen around the map with the Record Launcher (from the Mystery Box)
- Shoot the five gingerbread men with an upgraded weapon (excluding upgraded Record Launcher)
- Kill zombies near Officer Friendly
- Collect the keys from the key box near the car and you will receive a perkaholic
- The car will now have a buyable ending :)

Side Quest: Big Brain
- Get the MPL from the Mystery Box and upgrade it to the Big Brain
- Shoot the four gold presents around the map
- You will hear a laugh and now zombies will have snowmen heads :)