Warriors' equipment greatly affects the outcome of any battle. Skilled blacksmiths have crafted sturdy battle garb that will withstand hundreds of axe strikes and save Viking lives. Upgrading this Knowledge increases army defense in an Onslaught.
| Level | Scrolls | Precious Dust | Time | Increased Army Defense in Onslaught | Influence |
| 1 | 22 000 | 85 | 24w 6d 12h 00m 00s | 10 | 13M |
| 2 | 22 500 | 95 | 27w 1d 00h 00m 00s | 20 | 13M |
| 3 | 23 000 | 105 | 30w 3d 00h 00m 00s | 30 | 13.5M |
| 4 | 24 000 | 120 | 35w 1d 12h 00m 00s | 40 | 13.5M |
| 5 | 25 000 | 140 | 42w 1d 00h 00m 00s | 50 | 13.5M |
| 6 | 26 000 | 165 | 52w 00h 00m 00s | 60 | 13.5M |
| 7 | 27 500 | 200 | 66w 2d 00h 00m 00s> 1 Year(s) | 70 | 14M |
| 8 | 29 500 | 245 | 87w 1d 00h 00m 00s> 1 Year(s) | 80 | 14M |
| 9 | 31 500 | 305 | 118w 2d 12h 00m 00s> 2 Year(s) | 90 | 14M |
| 10 | 34 000 | 390 | 165w 6d 12h 00m 00s> 3 Year(s) | 100 | 14.5M |
| 265K | 1.85K | 649w 4d 00h 00m 00s> 12 Year(s) | 100 | 136.5M |
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