| Origin: | Halloween Event | 1.999 ![]() |
| Halloween Event | 2.599 ![]() |
| Need a patent construction: | NO |
| Size building: | 1×1 field |
| Can trade: | YES |
| After the demolition returns to star menu: | YES |
| Bonus: | +15% Witch Coven production speed per building. |
| Origin: | Halloween Event | 1.999 ![]() |
| Halloween Event | 2.599 ![]() |
| Need a patent construction: | NO |
| Size building: | 1×1 field |
| Can trade: | YES |
| After the demolition returns to star menu: | YES |
| Bonus: | +15% Witch Coven production speed per building. |