Real name: Rio Marini In the original series, he was in charge of maintaining the Zeong. He is a memorable character who, when asked by Char why the unit had no legs, replied: "Those are just for show. The big shots just don't get it." Now, he maintains suits other than the Zeong, constantly telling pilots "That's just for show" or "Let's add this instead."

Real name: Casval Rem Deikun Known as the "Red Comet" and feared during the Battle of Loum, Char now finds himself at the mercy of the mechanic, who keeps modifying his Mobile Suits in various ways.