The Prometheus is a modified [[Astraeus]], sacrificing two size 8 cannons per broadside on the lower deck to allow for the installation of a steam engine. However, it gains the ability to mount three size 6 cannons on the top deck, for a total of a 6-gun broadside. | The Prometheus is a modified [[Astraeus]], sacrificing two size 8 cannons per broadside on the lower deck to allow for the installation of a steam engine. However, it gains the ability to mount three size 6 cannons on the top deck, for a total of a 6-gun broadside. |