The Sanctum.
Sanctum panel.
Old look of the Sanctum.
The Sanctum unlocks at Player Level 20 and is the last building unlocked. It is also the most expensive, costing more than the Keep.
Upgrading the Sanctum provides +2% Health per level (maximum 20 levels).
Ascension and the Essence Refinery unlocks at Sanctum Level 12.
Cost To Upgrade[edit | edit source]
| Level | Cost |
|---|---|
| 1 | 63 |
| 2 | 500 |
| 3 | 1,688 |
| 4 | 4,000 |
| 5 | 7,813 |
| 6 | 13,500 |
| 7 | 21,438 |
| 8 | 32,000 |
| 9 | 45,563 |
| 10 | 62,500 |
| 11 | 83,188 |
| 12 | 108,000 |
| 13 | 137,313 |
| 14 | 171,500 |
| 15 | 210,938 |
| 16 | 256,000 |
| 17 | 307,063 |
| 18 | 364,500 |
| 19 | 428,688 |
| 20 | 500,000 |
| Total | |
| 2,756,250 |
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