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| Level 1 |
Level 2 |
Level 3 |
Level 4 |
Level 5 |
| Level | Build Cost | Build Time | Hitpoints | Worlds Unlocked | Headquarters Level Required |
| 1 | 140,000 | 2d | 8,700 | 2 | 5 |
| 2 | 250,000 | 4d | 10,200 | 3 | 6 |
| 3 | 700,000 | 6d | 11,700 | 4 | 7 |
| 4 | 1,000,000 | 1w 1d | 13,200 | 5 | 8 |
| 5 | 3,300,000 | 1w 3d | 14,700 | 6 | 9 |
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