AOE IV / Technologies
Yam Network (Improved)
Yam speed aura applies to all units instead of just Traders and cavalry units. Does not apply to siege engines.
TechnologiesAge of Empires IV: Anniversary EditionUnique to select civilizations
What it does
Yam speed aura applies to all units instead of just Traders and cavalry units. Does not apply to siege engines.
- Improved Yam Network allows Traders to regenerate 1 health every 2 seconds while in Yam's aura.
How it fits into a match
Research at <a href="../buildings/deer-stones.html">Deer Stones</a>, <a href="../buildings/outpost.html">Outpost</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
- Movement Technology
- Earliest age
- Imperial Age
- Available to
- Mongols
- Produced or researched at
- Deer Stones, Outpost
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 |
|---|---|---|---|
| Mongols | Imperial Age | 100 wood, 250 gold, 250 stone | 60 s |



