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A Necromancer Tower is necessary for creating advanced units, as it allows Warlocks to trap more powerful souls. |
The Tower Souls is a requirement for training certain tier 4-10 units, but serves no other purpose.
Upgrades[]
| Level | Resources needed to upgrade | Time (hh:mm:ss) |
Fame | Requirements | Needed to unlock | ||||
|---|---|---|---|---|---|---|---|---|---|
| Lumber | Ore | Sulfur | Crystal | Gold | |||||
| 1 | 436 | 363 | 266 | 218 | 4096 | 02:28:30 | 138 | Graveyard lvl 4 | Specter |
| 2 | 574 | 478 | 351 | 287 | 6424 | 03:08:59 | 180 | Graveyard lvl 5 | - |
| 3 | 792 | 659 | 484 | 396 | 8954 | 04:16:30 | 250 | Graveyard lvl 6 | - |
| 4 | 1089 | 908 | 666 | 545 | 12496 | 05:51:00 | 345 | Graveyard lvl 6 | Ghost Knight |
| 5 | 1485 | 1237 | 908 | 743 | 17050 | 07:52:30 | 471 | Graveyard lvl 7 | - |
| 6 | 1980 | 1649 | 1210 | 990 | 22616 | 10:21:00 | 627 | Graveyard lvl 7 | Lich King |
| 7 | 2574 | 2144 | 1573 | 1287 | 29194 | 13:16:30 | 813 | Graveyard lvl 8 | - |
| 8 | 3267 | 2723 | 1997 | 1634 | 36784 | 16:38:59 | 1030 | Graveyard lvl 8 | Bone Dragon |
| 9 | 4059 | 3382 | 2420 | 1980 | 45386 | 20:28:30 | 1265 | Graveyard lvl 9 | - |
| 10 | 4950 | 4125 | 3025 | 2475 | 55000 | 24:45:00 | 1553 | Graveyard lvl 10 | Ghost Dragon |