Academy Research · Battle
Close Combat IV
Maximum level 5
Enhances Infantry Lethality
Maximum bonus
Infantry Lethality
22.50%
Power at maximum level
31.5K
Total to max: level 0 5
Base costs and time for this research only. Bonuses and prerequisite upgrades are excluded.
- Bread
- 2.8M
- Gold
- 35.6K
- Iron
- 138K
- Stone
- 552K
- Wood
- 2.8M
- Total base research time
- 3d 10h 13m 20s
All levels
Each row shows the cost and base time to reach that level, its total bonus and power, and its requirements.
| Level |  Bread |  Gold |  Iron |  Stone |  Wood | Base research time | Power | Infantry Lethality | Requirements |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 310K | 4K | 15K | 62K | 310K | 5h 33m 20s | 5.6K | 4.00% | |
| 2 | 370K | 4.8K | 18K | 74K | 370K | 7h 13m 20s | 11.2K | 8.00% | |
| 3 | 430K | 5.6K | 21K | 86K | 430K | 11h 6m 40s | 16.8K | 12.00% | |
| 4 | 550K | 7.2K | 27K | 110K | 550K | 16h 40m | 22.4K | 16.00% | |
| 5 | 1.1M | 14K | 57K | 220K | 1.1M | 1d 17h 40m | 31.5K | 22.50% |