AOE IV / Technologies
Extra Materials
Towers and Keeps repair nearby walls and gates for +25 health per second.
TechnologiesAge of Empires IV: Anniversary EditionUnique to select civilizations
What it does
Towers and Keeps repair nearby walls and gates for +25 health per second.
How it fits into a match
Research at <a href="../buildings/keep.html">Keep</a> once its age and civilization conditions are met. The effect list shows exactly what changes; prioritize it when the units or buildings affected are part of your current plan.
- Role
- Tower & Outpost Technology
- Earliest age
- Castle Age
- Available to
- Chinese
- Produced or researched at
- Keep
Research conditions
Earliest listed form for each civilization in this game-data snapshot. Unit and building statistics are shown for that form; later-age upgrades and civilization bonuses can change values.
| Civilization | Age | Cost | Time |
|---|---|---|---|
| Chinese | Castle Age | 200 gold, 75 stone | 45 s |



