As Despair Bear, he is very strict in expectations on how people should act and he is vengeful towards Chloé for being a terrible person. He doesn't like losing, getting very angry and trying to attack Cat Noir despite being very tiny and unable to do damage without the bear.
- Despair Bear is the only akumatized villain to become smaller when transformed and have a tiny size by default. Both Horrificator and Animan can become smaller, although smaller sizes are not their default forms.
- Despair Bear reappears in the two-part special event Heroes' Day.
- Despair Bear appears another time in "Gamer 2.0" for Gamer's powers