The Apocalypse-class is a vessel worthy of such a title. Carrying enough firepower to rival that of a Retribution-class Battleship, it is a vessel much sought after throughout all of the Segmentum battlefleets, particulary those that face the fiercest of space combat, and is also much feared by the Imperium's enemies. The firepower it brings to battle is one for any Fleet Admiral to relish, but the technology is so ancient that few can operate it and fewer still can maintain it. These shortcomings mean that because of the lack of knowledge and technology to replicate these warships, the Apocaplyse-class is a precious gem of the Imperial Navy and the loss of any one of them is keenly felt throughout the Navy and also by the Adeptus Mechanicus -- who revere the Battleship's ancient technolog