Мудрый Лорд вовремя уделяет внимание своей армии, чтобы сократить издержки и приумножить свои богатства. С этим Исследованием снизится цена создания Требушетов.
| Niveau | Nourriture | Bois | Fer | Pierre | Argent | Or | Temporels | Conditions | Coût de fabrication des Trébuchets réduit | Pouvoir | Expérience du Héros |
| 1 | 9K | 6.55K | 6.55K | 6.55K | 3.7K | 435 | 01h 30m 00s | 0.5% | 375 | 92K | |
| 2 | 22K | 16K | 16K | 16K | 8.9K | 725 | 04h 00m 00s | 1% | 940 | 98K | |
| 3 | 52K | 38K | 38K | 38K | 21.5K | 1.4K | 11h 00m 00s | 1.5% | 2.35K | 104K | |
| 4 | 125K | 90.5K | 90.5K | 90.5K | 51.5K | 3.2K | 1d 09h 00m 00s | 2% | 5.9K | 110K | |
| 5 | 300K | 220K | 220K | 220K | 125K | 7.65K | 3d 18h 00m 00s | 3% | 15K | 116K | |
| 6 | 720K | 525K | 525K | 525K | 295K | 20.5K | 1w 4d 00h 00m 00s | 4% | 37K | 122K | |
| 7 | 1.75M | 1.25M | 1.25M | 1.25M | 710K | 49K | 4w 2d 00h 00m 00s | 5% | 92K | 128K | |
| 8 | 4.15M | 3M | 3M | 3M | 1.7M | 120K | 12w 1d 00h 00m 00s | 7% | 230K | 134K | |
| 9 | 9.95M | 7.2M | 7.2M | 7.2M | 4.1M | 280K | 34w 4d 00h 00m 00s | 11% | 575K | 140K | |
| 10 | 24M | 17.5M | 17.5M | 17.5M | 9.8M | 655K | 98w 4d 00h 00m 00s> 1 Année(s) | 30% | 1.45M | 146K | |
| 41.08M | 29.85M | 29.85M | 29.85M | 16.82M | 1.14M | 151w 6d 19h 30m 00s> 2 Année(s) | 30% | 2.41M | 1.19M |
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