Adama: Admiral William Adama served the Colonial Fleet for over 45 years, making him a verteran of both the First and Second Cylon Wars. His insight and leadership were instrumental in Galactica's search for Earth.
Razor Cylon: The Cylon Warrior model was thought to be extinct until encountered aboard Cavil's Colony. The same model was responsible for countless deaths during the First Cylon War, including Admiral Cain's parents.