Knowledge that has been passed down from valiant warriors of old allows young warriors to be trained faster, so they can join your army sooner! Upgrading this Knowledge increases the training speed of your troops.
| Level | Gold | Soul Shard | Time | Requirements | Training Speed | Influence | Hero’s Experience |
| 1 | 87K | 17.5K | 34w 3d 00h 00m 00s | Stone Supply 1, Oracle 36 | 1% | 15.5K | 41K |
| 2 | 135K | 26K | 51w 1d 00h 00m 00s | Stone Supply 2, Oracle 36 | 4% | 35K | 51K |
| 3 | 180K | 38.5K | 10w 6d 00h 00m 00s | Stone Supply 3, Oracle 37 | 8% | 79K | 64K |
| 4 | 225K | 57K | 112w 5d 00h 00m 00s> 2 Year(s) | Stone Supply 4, Oracle 37 | 12% | 180K | 80K |
| 5 | 275K | 84.5K | 167w 3d 00h 00m 00s> 3 Year(s) | Stone Supply 5, Oracle 38 | 16% | 405K | 99.5K |
| 6 | 320K | 130K | 248w 4d 00h 00m 00s> 4 Year(s) | Stone Supply 6, Oracle 38 | 21% | 910K | 125K |
| 7 | 375K | 190K | 369w 1d 00h 00m 00s> 7 Year(s) | Stone Supply 7, Oracle 39 | 27% | 2.05M | 155K |
| 8 | 455K | 280K | 548w 1d 00h 00m 00s> 10 Year(s) | Stone Supply 8, Oracle 39 | 33% | 4.65M | 195K |
| 9 | 600K | 415K | 116w 2d 00h 00m 00s> 2 Year(s) | Stone Supply 9, Oracle 40 | 41% | 10.5M | 235K |
| 10 | 915K | 610K | 1 208w 6d 00h 00m 00s> 23 Year(s) | Stone Supply 10, Oracle 40 | 50% | 24M | 290K |
| 3.57M | 1.85M | 2 867w 4d 00h 00m 00s> 54 Year(s) | 50% | 42.82M | 1.34M |
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