Améliorer son expertise est essentiel pour augmenter la puissance du Bastion. Améliorer cette Connaissance permet d'accélérer l'apprentissage et l'amélioration de Connaissances dans la Résidence des Chamans.
| Niveau | Ale | Bois brut | Acier | Plaques | Thoriars | Parchemins | Temporels | Conditions | Vitesse d'apprentissage au Bastion | Influence | |
| 1 | 205 | 340 | 340 | 340 | 250 | 75 | 1w 5d 12h 00m 00s | 15 | 8M | ||
| 2 | 275 | 465 | 465 | 465 | 340 | 80 | 1w 6d 12h 00m 00s | 32 | 8.2M | ||
| 3 | 380 | 645 | 645 | 645 | 470 | 85 | 2w 1d 00h 00m 00s | 53 | 8.3M | ||
| 4 | 540 | 915 | 915 | 915 | 670 | 90 | 2w 5d 12h 00m 00s | 79 | 8.35M | ||
| 5 | 785 | 1.35K | 1.35K | 1.35K | 975 | 95 | 3w 4d 12h 00m 00s | 1er, | >15 | 8.45M | | |
| 6 | 1.2K | 2K | 2K | 2K | 1.45K | 100 | 4w 5d 00h 00m 00s | 1er, | >59 | 8.55M | | |
| 7 | 1.8K | 3.05K | 3.05K | 3.05K | 2.2K | 105 | 4w 5d 00h 00m 00s | 2e, | >18 | 8.6M | | |
| 8 | 2.8K | 4.7K | 4.7K | 4.7K | 3.45K | 110 | 6w 1d 00h 00m 00s | 2e, | >91 | 8.7M | | |
| 9 | 4.45K | 7.5K | 7.5K | 7.5K | 5.45K | 115 | 8w 2d 12h 00m 00s | 3e, | >9 | 8.8M | | |
| 10 | 7.2K | 12.5K | 12.5K | 12.5K | 8.9K | 120 | 11w 5d 00h 00m 00s | 5, | >11 | 8.9M | | |
| 19.64K | 33.47K | 33.47K | 33.47K | 24.16K | 975 | 47w 6d 12h 00m 00s | 79 | 91 | 84.85M |
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