Marc Anciel is a student in Ms. Mendeleiev's class at Collège Françoise Dupont. Marc is very shy, quiet and nervous around others. He likes to write stories (particularly superheroes) but is sheepish and self-conscious when people read them. He has crush on his best friend Nathaniel Kurtzberg. Ladybug gave Marc Rooster miraculous ring, Marc becomes Rooster Bold (Coq Courage in French) a rooster-themed with the superpower of Sublimation, having 1 power of choise until transforming back.