Jemas, a citizen in Aguerra Prime he managed to find his way into the sewers after his family was murdered. His daughter however was caught in the gas attack and taken by the Dark Athena crew. Jemas was shot, and begged Riddick not to kill him. He however was too badly injured and died anyway.
- Jemas only appears in the tutorial, which is a dream or a vision Riddick is having, and might not exist.