The life of northern warriors is an endless string of battles. Bravery and fury, along with improved battle skills, guarantee a glorious victory. In the Valkyries' Citadel, you can increase your Punisher offense.
| Level | Lumber | Iron | Stone | Silver | Gold | Time | Requirements | Increased Punisher Offense | Influence | Hero’s Experience | Shaman's Experience |
| 1 | 20M | 16M | 24M | 40M | 120K | 07h 30m 00s | 1% | 200K | 430K | 430K | |
| 2 | 20.5M | 16.5M | 25M | 41M | 260K | 1d 06h 00m 00s | Valkyries' Citadel 32 | 17% | 9.2M | 490K | 490K |
| 3 | 22.5M | 18M | 26.5M | 44.5M | 405K | 3d 15h 00m 00s | Valkyries' Citadel 33 | 33% | 19M | 550K | 550K |
| 4 | 27.5M | 22M | 33M | 55M | 595K | 1w 5d 00h 00m 00s | 49% | 31M | 630K | 630K | |
| 5 | 41.5M | 33M | 49.5M | 82.5M | 865K | 4w 4d 00h 00m 00s | Valkyries' Citadel 33 | 65.5% | 48.5M | 740K | 740K |
| 6 | 69.5M | 55.5M | 83M | 140M | 1.3M | 10w 2d 00h 00m 00s | Valkyries' Citadel 34 | 81.5% | 75.5M | 915K | 915K |
| 7 | 120M | 96M | 145M | 240M | 1.95M | 20w 6d 00h 00m 00s | Valkyries' Citadel 34 | 100% | 120M | 1.2M | 1.2M |
| 8 | 205M | 165M | 245M | 405M | 2.9M | 5w 3d 00h 00m 00s | 125% | 185M | 1.6M | 1.6M | |
| 9 | 330M | 265M | 395M | 660M | 4.35M | 64w 2d 00h 00m 00s> 1 Year(s) | Valkyries' Citadel 35 | 175% | 275M | 2.2M | 2.2M |
| 10 | 515M | 415M | 620M | 1.05B | 6.3M | 102w 3d 00h 00m 00s> 1 Year(s) | 290% | 405M | 3M | 3M | |
| 1.37B | 1.1B | 1.65B | 2.76B | 19.05M | 210w 2d 04h 30m 00s> 4 Year(s) | 290% | 1.17B | 11.76M | 11.76M |
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