Kamen Rider x Kamen Rider Wizard & Fourze Movie Taisen Ultimatum

Taking place five years after the events of Kamen Rider Fourze, this movie features a older wiser Gentaro, now a teacher at his old high school, and his friends teaming up with the cast of Kamen Rider Wizard fight the Akumaizers, a group of heroes who have been resurrected and turned evil due to a plot by the Phantoms to cause multiple people to fall into despair.
(Source: MDL)