| Defenses | Army | Resources | Troops | Mech Unit | Other |
1.Number available under HQ of all level:
| HQ Level | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| Number available | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
2. Upgrade cost
| Size | 3x3 |
| Picture | Level | Gold Cost | Construction/Upgrade Time | HP | Alliance Troop | HQ Level Required |
 |
1 | 40,000 | 1 m | 1000 | 10 | 3 |
 |
2 | 100,000 | 4 h | 1400 | 15 | 4 |
 |
3 | 500,000 | 12 h | 2000 | 20 | 6 |
 |
4 | 1,000,000 | 2 d | 2600 | 25 | 8 |