Mylène Haprèle/History

Mylène Haprèle is a teenage girl in Miss Bustier's class.

Season 1
In "Ladybug & Cat Noir (Origins - Part 1)",

In "Stoneheart (Origins - Part 2)",

In "The Bubbler",

In "Timebreaker",

In "Horrificator",

In "The Mime",

In "Reflekta",

In "Antibug",

Season 2
In "Despair Bear",

In "Befana",

In "Robostus",

In "Gigantitan",

In "Glaciator",

In "Gorizilla",

In "Captain Hardrock",

In "Frightningale",

In "Zombizou",

In "Frozer",

In "Style Queen (Queen's Battle - Part 1)",

In "Queen Wasp (Queen's Battle - Part 2)",

In "Reverser",

In "Malediktator",

In "Catalyst (Heroes' Day - Part 1)",

In "Mayura (Heroes' Day - Part 2)",

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Season 3
In "Chameleon",

In "Backwarder",

In "Oblivio", }}