Simon Grimault

Simon Grimault is a hypnotist. In "Simon Says", after Gabriel Agreste gets him disqualified from The Challenge by refusing to accept his challenge, he is infected with an akuma by Hawk Moth and becomes Simon Says, a supervillain who can hypnotize anyone.

Physical appearance
Simon is tall, having very wavy brown hair and pale grayish-blue eyes.

Civilian attire
He wears a high-collared white dress shirt underneath a dark gray vest with black buttons, along with a black bow around the collar. On top, he wears a dress jacket that's lavender with fuscia circles with red swirled lines inside as a pattern, along with a black collar, black cuffs, and coattails. He also wears dark black slacks and black shoes.

As Simon Says
Simon Says is bald, his eyes are dark gray, and his skin is pale periwinkle. He wears a bright green top hat with the bottom of the bill being black and a purple ribbon around the crown. A black mask is over his eyes, and the area close to the eyes is colored indigo. He wears a bodysuit below the head with a light gray high collar and front, with a large black bow pattern on the front below the collar. The left side of the top of the suit is green with a purple left glove and butterfly sleeve edge, and the right side and bottom of the suit are purple with a green right glove, green butterfly sleeve edge, a green left leg that starts in the middle of the upper leg, and a green right leg that starts below the knee.

As Simon
Simon is soft-spoken, nice, and nervous. He likes his work, but he doesn't lie about his skills. However, he is upset if he feels wronged, bothered that he is kicked off The Challenge despite it being Gabriel's fault that he failed his task.

As Simon Says
As Simon Says, he is outspoken, eccentric, commanding, and overconfident. He thinks fast and uses his cards wisely to get people to do what he wants them to. He is persistent in succeeding to get revenge on Gabriel and get Ladybug and Cat Noir's Miraculouses for Hawk Moth.

Trivia

 * He will appear in Tino's Adventures of Miraculous: Tales of Ladybug & Cat Noir.