Kagami Tsurugi

 is an upcoming character in Season 2 of Miraculous: Tales of Ladybug & Cat Noir. She is a new student at Collège Françoise Dupont who attracts Adrien, and she will be a rival for him in fencing. In "Riposte", she is akumatized by Hawk Moth into Riposte, a fencing themed supervillain.

Physical appearance
Kagami is at average height with pale skin, freckles, short black hair with blue reflections, and light brown eyes.

Civilian attire
Kagami wears tight red sleeves under a slightly darker red quilted vest with a plain collar, and she wears plain red tights.

As Riposte
Riposte's face is silver, and her eyes are red. She has a silver helmet with angular sides, a red circle on the center of the forehead with a Japanese symbol that means "female," and two long outward spikes from the mark. Her body outfit is silver armor, including a breastplate, pauldrons, and tassets, while her arms are legs are solid silver. On her feet, she wears silver high-heel shoes. Her right hand seems to be or have a sword-like extension with a triangular guard and a red circle on the center of the guard.

As a civilian
Kagami is skilled in fencing.

As Riposte
Riposte wields a sword in combat. She can use it to strike at incredible speeds and slice through objects as thick as a car. She is also capable of leaping great distances.

Trivia

 * Kagami was revealed on a Season 2 synopsis from TFou on August 31, 2017.
 * Kagami is a Japanese name that means "mirror."
 * In fencing, the word "riposte" refers to a quick return thrust following a parry.
 * A colloquial use of the word refers to a quick, witty retort to an insult or criticism. Another definition related to this is a "retaliatory maneuver or measure."
 * She was teased as a new inhabitant of Paris in a Brazilian synopsis for Season 2 on O Universo da TV.
 * Feri González noted that both Kagami and Luka are "charming, rounded characters" who are not limited to roles as alternate love interests.
 * Her akumatized form was first revealed in a promotional video for Season 2 from TFOU.
 * Riposte will return in the two-part special event "The Heroes' Day".

Concept art
Kagami