"The mercenary group was called Blood Company. Run by an alien warlord who was part of the "Manaan Atrocities," according to your files."
―Chanya Medaal[src]

Blood Company was a mercenary unit that was hired by Bouris Ulgo during the Cold War to exterminate the Soros hive of Killiks. The group was led by an alien who participated in the Manaan Atrocities. Blood Company was absorbed the Soros hive and became Joiners, and their aggression and knowledge spread to the Killiks.