Joker is the codename for the main protagonist of Persona 5, which is the 6th mainline game in the Persona series (including Persona 2, which has two games to its name), which is itself a spinoff of the Shin Megami Tensei series. His canon name in the anime is Ren Amamiya (the other name that is used in the manga is Akira Kurusu). He is the second DLC fighter to be added and first fighter revealed of the Super Smash Bros. Ultimate DLC Fighters Pass.
Personality and Appearance
Joker is the leader of the vigilante group known as the Phantom Thieves. After being falsely accused of assault, he was labeled a delinquent and moved to Tokyo, Japan to attend Shujin Academy as part of his probation. While there, he meets several of his soon-to-be team members, and learns of a world called the Metaverse, which the Phantom Thieves use to target corrupt individuals and change their heart. Joker is a user of a rare Persona ability known as the Wild Card, which allows him to hold multiple Personas at once. Arsene is his initial persona.
In Persona Q2: New Cinema Labyrinth, he is one of the new playable characters along with the rest of the Phantom Thieves and the female Persona 3 protagonist. He leads the group in navigating the labyrinth, and eventually encounters the other Persona characters
Super Smash Bros. series
As a part Challenger Pack #1 for the Super Smash Bros. Ultimate Fighter Pass, he was announced as a fighter for the game at the 2018 Game Awards. He was released on April 17, 2019.