| Origin: | Christmas Event 2018-2023 | 265  |
| Mystery Christmas Decoration Box |  (100%) |
| Need a patent construction: | NO |
| Size building: | 2×2 field |
| Can trade: | YES |
| After the demolition returns to star menu: | YES |
Nutcracker Memorial
| Origin: | Christmas Event 2018-2023 | 265 |
| Mystery Christmas Decoration Box | (100%) |
| Need a patent construction: | NO |
| Size building: | 2×2 field |
| Can trade: | YES |
| After the demolition returns to star menu: | YES |