Sabrina Raincomprix

Sabrina Raincomprix is a student in Miss Bustier's class at Collège Françoise Dupont and Chloé Bourgeois's "all-purpose girl."

In "Antibug", after a furious Chloé ignores her and pretends that she's invisible, Sabrina is akumatized by Hawk Moth and becomes Vanisher, an invisible supervillain.

In "Miraculer", after Chloé tells her they will never dress up as superheroes again, Sabrina is akumatized by Hawk Moth into Miraculer, a supervillain that steals powers from superheroes.

Trivia

 * She appears in Tino's Adventures of Miraculous: Tales of Ladybug & Cat Noir.