This kwami is already in the show, Miraculous Ladybug and Cat Noir
Name: Trixx
Animal: Fox
Transformation: Trixx, let's pounce!
De-Transformation: Trixx, let's rest!
Jewelry: none
Favorite food: Pink macarons, cookie
Power: Illusion
Personality: Friendly, wise, and sometimes sarcastic
Catchphrase: "I am not a thing! Hi, I'm Trixx, and I'm your kwami!"
Superhero: Alya, Rena Rouge
Supervillain: Lila, Volpina (did not technically have a real Miraculous)