Sign
Sign Info
| Category | Other |
| Unlock level | 7 |
| Work amount | 1,000 |
How to unlock
Sign is unlocked by the Sign technology, available at level 7.
View the technology tree| Category | Other |
| Unlock level | 7 |
| Work amount | 1,000 |
Sign is unlocked by the Sign technology, available at level 7.
View the technology tree