À la vue de l'or, les Seigneurs comme les nobles guerriers départissent de toute raison. Cette Étude permettra à ton armée de récolter de l'Or encore plus vite dans les Mines d'or.
| Niveau | Nourriture | Bois | Fer | Pierre | Argent | Or | Temporels | Conditions | Collecte d'Or accélérée | Pouvoir | Expérience du Héros |
| 1 | 5K | 5K | 3.75K | 5K | 10K | 520 | 02h 00m 00s | 1% | 500 | 12.5K | |
| 2 | 10K | 10K | 7.5K | 10K | 20K | 725 | 04h 00m 00s | 2% | 1K | 25K | |
| 3 | 20K | 20K | 15K | 20K | 40K | 1.1K | 08h 00m 00s | 3% | 2K | 37.5K | |
| 4 | 40K | 40K | 30K | 40K | 80K | 1.9K | 18h 00m 00s | 4% | 4K | 50K | |
| 5 | 80K | 80K | 60K | 80K | 160K | 3K | 1d 09h 00m 00s | 5% | 8K | 62.5K | |
| 6 | 160K | 160K | 120K | 160K | 320K | 5.3K | 2d 18h 00m 00s | 6% | 16K | 75K | |
| 7 | 320K | 320K | 240K | 320K | 640K | 11K | 6d 00h 00m 00s | 7% | 32K | 87.5K | |
| 8 | 640K | 640K | 480K | 640K | 1.3M | 18K | 1w 4d 00h 00m 00s | 8% | 64K | 100K | |
| 9 | 1.3M | 1.3M | 960K | 1.3M | 2.6M | 34K | 3w 1d 00h 00m 00s | 9% | 130K | 112.5K | |
| 10 | 2.6M | 2.6M | 1.95M | 2.6M | 5.15M | 62.5K | 6w 1d 00h 00m 00s | 10% | 260K | 125K | |
| 5.18M | 5.18M | 3.87M | 5.18M | 10.32M | 138.05K | 12w 3d 11h 00m 00s | 10% | 517.5K | 687.5K |
Français