Boss was born on Kamino. He was created as one of the thousand clones of Jango Fett. He became a commando under the command of the Mandalorian Cuy'val Dar Training Sergeant Walon Vau. He was the best out of all the men, and Walon Vau assigned him to Delta Squad. He became the Squad's Sergeant. When the Clone Wars began, Boss was given the assignemt to Sun Fac, Poggle the Lessers Lieutenant during the Battle of Geonosis. The mission was succesful, and later Boss and his Squad would participate in numerous missions throughout the war. When the new Empire was created, Boss and his members had the RC in their name replaced with IC. The Squad's name was changed, and they became part of Vader's Imperial Commando Special Unit, part of the 501st Legion. Their commander was Sa Cuis, who was the Emperor's Hand, who was later replaced by Roly Melusar, a native of the Planet Dromund Kaas, following after Cuis was killed.