The experience of the great warlords of the past allows you to use their tried and tested systems for training warriors. Upgrading this Knowledge increases the number of warriors being trained simultaneously.
| Level | Gold | Soul Shard | Time | Requirements | Number of Warriors in Training | Influence | Hero’s Experience |
| 1 | 66.5K | 13.5K | 26w 2d 00h 00m 00s | Troop Health When Defending Towns I 1, Oracle 36 | 1% | 15K | 37.5K |
| 2 | 105K | 20K | 39w 1d 00h 00m 00s | Troop Health When Defending Towns I 2, Oracle 36 | 4% | 33K | 47.5K |
| 3 | 140K | 29.5K | 8w 2d 00h 00m 00s | Troop Health When Defending Towns I 3, Oracle 36 | 8% | 74.5K | 60K |
| 4 | 175K | 43.5K | 86w 1d 00h 00m 00s> 1 Year(s) | Troop Health When Defending Towns I 4, Oracle 37 | 13% | 170K | 76K |
| 5 | 210K | 64.5K | 127w 6d 00h 00m 00s> 2 Year(s) | Troop Health When Defending Towns I 5, Oracle 37 | 18% | 380K | 95.5K |
| 6 | 245K | 96K | 189w 5d 00h 00m 00s> 3 Year(s) | Troop Health When Defending Towns I 6, Oracle 37 | 25% | 860K | 120K |
| 7 | 285K | 145K | 281w 6d 00h 00m 00s> 5 Year(s) | Troop Health When Defending Towns I 7, Oracle 37 | 34% | 1.95M | 150K |
| 8 | 345K | 215K | 418w 3d 00h 00m 00s> 8 Year(s) | Troop Health When Defending Towns I 8, Oracle 38 | 45% | 4.4M | 190K |
| 9 | 455K | 315K | 621w 2d 00h 00m 00s> 11 Year(s) | Troop Health When Defending Towns I 9, Oracle 38 | 58% | 9.9M | 230K |
| 10 | 695K | 465K | 922w 4d 00h 00m 00s> 17 Year(s) | Troop Health When Defending Towns I 10, Oracle 38 | 75% | 22.5M | 285K |
| 2.72M | 1.41M | 2 721w 4d 00h 00m 00s> 52 Year(s) | 75% | 40.28M | 1.29M |
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