Sign
Sign Info
| Category | Other |
| Unlock level | 6 |
| Work amount | 1,000 |
How to unlock
Sign is unlocked by the Sign technology, available at level 6.
View the technology tree| Category | Other |
| Unlock level | 6 |
| Work amount | 1,000 |
Sign is unlocked by the Sign technology, available at level 6.
View the technology tree