A Nidhogg's team includes not only skillful craftsmen but ferocious warriors as well. Each of them is ready to give their life in order to prevent the enemy from approaching their siege engine. Upgrading this Knowledge increases the defense of your Nidhoggs.
| Level | Gold | Soul Shard | Time | Requirements | Nidhogg Defense | Influence | Hero’s Experience | ||||||||
| 1 | 125K | 24.5K | 52w 6d 00h 00m 00s> 1 Year(s) | Tier VIII Warrior Training Speed II 1, Oracle 36 | 5% | 19K | 44.5K | ||||||||
| 2 | 190K | 36.5K | 78w 3d 00h 00m 00s> 1 Year(s) | Tier VIII Warrior Training Speed II 2, Oracle 36 | 11% | 42K | 56.5K | ||||||||
| 3 | 255K | 54.5K | 116w 3d 00h 00m 00s> 2 Year(s) | Tier VIII Warrior Training Speed II 3, Oracle 37 | 17% | 95K | 72K | ||||||||
| 4 | 315K | 80.5K | 172w 6d 00h 00m 00s> 3 Year(s) | Tier VIII Warrior Training Speed II 4, Oracle 37 | 26% | 215K | 91.5K | ||||||||
| 5 | 380K | 120K | 256w 5d 00h 00m 00s> 4 Year(s) | Tier VIII Warrior Training Speed II 5, Oracle 38 | 36% | 485K | 120K | ||||||||
| 6 | 445K | 180K | 381w 1d 00h 00m 00s> 7 Year(s) | Tier VIII Warrior Training Speed II 6, Oracle 38 | 48% | 1.1M | 145K | ||||||||
| 7 | 515K | 265K | 80w 6d 00h 00m 00s> 1 Year(s) | Tier VIII Warrior Training Speed II 7, Oracle 39 | 63% | 2.5M | 185K | ||||||||
| 8 | 625K | 395K | 840w 3d 00h 00m 00s> 16 Year(s) | Tier VIII Warrior Training Speed II 8, Oracle 39 | 81% | 5.6M | 225K | ||||||||
| 9 | 820K | 580K | 178w 2d 00h 00m 00s> 3 Year(s) | Tier VIII Warrior Training Speed II 9, Oracle 40 | 100% | 13M | 280K | ||||||||
| 10 | 1.25M | 4.92M | 865K | 2.6M | 1 853w 2d 00h 00m 00s> 35 Year(s) | 4 011w 2d 00h 00m 00s> 76 Year(s) | Tier VIII Warrior Training Speed II 10, Oracle 40 | 130% | 130% | 28.5M | 51.56M | 345K | 1.56M |
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