|Unit Information||Game Strategies||History|
The Catapult is the first artillery unit to become available in the game. It requires the Classical Age and Military 1 (The Art of War) to be researched at the Library and is built at the Siege Factory. It upgrades to the Trebuchet in the Medieval Age.
The Catapult is built and upgraded at the Siege Factory.
Production cost increases for every unit of the same type, whether on the field or currently in production, by a fixed +20 Timber / +20 Metal. However, the maximum cost for Catapult is capped at 157 Timber / 157 Metal (reached with 5 units). Actual production and upgrading costs may differ, depending on researched technologies, connected rare resources, or adopted governments.