"It'll take a lot of firepower to take these ships down. And when they fall, they'll bring down as many ships as they can with them."
―Captain Shiro Amadi
The Lancaster-class Destroyer, commonly referred to as the Lancaster-class Heavy Battleship was a class of versatile warships typically utilized by the UNSC and their allies with the main intention of being used as escorts and support. The Lancaster was designed and manufactured by the Human contracted Revolutech Advanced Industries, a company largely known for its affiliation with Project AEOLIA and its hand for aiding in the manufacture of AEOLIA's uniquetechnologies.