Academy Research · Battle
Shield Upgrade V
Maximum level 6
Enhances Infantry Health
Maximum bonus
Infantry Health
31.75%
Power at maximum level
142.9K
Total to max: level 0 6
Base costs and time for this research only. Bonuses and prerequisite upgrades are excluded.
- Bread
- 13.5M
- Gold
- 398K
- Iron
- 678K
- Stone
- 2.8M
- Wood
- 13.5M
- Total base research time
- 51d 20h 47m 30s
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 Health | Requirements |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1.6M | 48K | 83K | 330K | 1.6M | 4d 8h 10m | 21.4K | 4.75% | |
| 2 | 1.6M | 48K | 83K | 330K | 1.6M | 4d 8h 10m | 42.8K | 9.50% | |
| 3 | 1.6M | 48K | 83K | 330K | 1.6M | 4d 18h 35m | 64.1K | 14.25% | |
| 4 | 1.9M | 57K | 99K | 390K | 1.9M | 7d 14h 17m 30s | 85.5K | 19.00% | |
| 5 | 2.3M | 67K | 110K | 460K | 2.3M | 9d 2h 45m | 106.9K | 23.75% | |
| 6 | 4.5M | 130K | 220K | 910K | 4.5M | 21d 16h 50m | 142.9K | 31.75% |