The IDA Frigate was the mainstay of the Colonial Council line before the collapse of the Gate system, and instrumental in the defense of the core worlds against the Aurorans. These ships were made to last; the spaceframe itself is compartmental and component-based, and, like the Leviathan, it is virtually indestructible. Once Donald Chick got his hands on it, he retrofitted it to be a fairly lethal weapons platform capable of projecting a fair amount of firepower deep into enemy territory.