he ISA Cruiser Cromwell. During the end of Killzone 2 in a cutscene, a group of ISA cruisers are being attack by the Helghast ships , The Cromwell is seened withstanding the heavy fire from helghast fighter jets, in that point , at the end of the cutscene its unknown if the ship escape or when down. It is unknown which Cromwell the ship was named after, possibly an ISA Assault Soldier with the surname "Cromwell".