Rivalz Cardemonde is one of Lelouch's friends, usually driving Lelouch around on his motorbike as an ante for their bets on chess games.

He has a part-time job as a bartender/waiter and carries an unrequited love for Milly Ashford especially when it is announced that she is going through a marriage interview. Rivalz's real surname is not Cardemonde, which is his mother's maiden name that he uses after his parents became estranged. ~!He was born and partially raised in California. Rivalz is last seen in Ohgi and Villetta's wedding picture. !~