Rise of Kingdoms Wiki


Unlocks Arcuballista in the Siege Workshop.

Upgrade Table

Internal clipboard.svg Please note
The research times listed below assume no research bonuses are active, such as those from technologies, alliance technologies, or VIP perks. While we cannot predict your research time, it will likely be less.
Level Requirements Costs Time Power
1 Flaming Projectile Level 3
Academy Level 8
Resource icon food.png 200.0K
Resource icon wood.png 200.0K
Resource icon stone.png 150.0K
12h 30m 3,050

Upgrade Rewards

Advanced Research — Research Arcuballista in the Academy (edit)
Level Reward
Resource icon food.png Food Resource icon wood.png Wood Resource icon stone.png Stone Resource icon gold.png Gold
1 2,700 2,700 2,900 -