TECHNOLOGY · CIVILIZATION-SPECIFIC
Chatras
Battle Elephants gain hit points.

Overview
Battle Elephants gain hit points.
Effect and affected units
Chatras changes battle Elephants +100 HP. Read the named target carefully: this effect applies only to the units, buildings, or economy described in its entry. This is the main reason to research it; compare the affected units with the army you expect to field.
Research cost and timing
Research is available in Castle Age at the Castle. The recorded cost is 250 Food, 250 Gold, and the research time is 40 seconds. Consider whether the upgrade will affect enough units or workers to repay that investment before the match is decided.
Effect and research timing
Battle Elephants gain hit points. Effect: Battle Elephants +100 HP. Research becomes available in: Castle Age; Research at: Castle; Research cost: 250 Food, 250 Gold; Research time: 40 seconds. This research is restricted to its named civilization, so it is part of that faction’s identity rather than a shared option. Its value depends on which units receive the effect and how often they take part in combat; timing it before a major engagement can improve the whole eligible group.
Research details
- Age
- Castle Age
- Research building
- Castle
- Research time
- 40 seconds
- Effect
- Battle Elephants +100 HP
Research requirements and effects for this entry.
- Focus
- Unique technology · Vietnamese
- Signature / category
- Unique technology · Vietnamese
- Release / context
- Civilization research
- Region
- Civilization-specific
- Classification
- Unique technologies