Celebrating Kamen Rider's 50th anniversary and Super Sentai's 45th anniversary, the film is directed by tokusatsu veteran Ryuta Tasaki (Gamera the Brave, Kamen Rider 555: Paradise Lost), written by Nobuhiro Mouri (Kamen Rider Gaim), is produced by Kikai Sentai Zenkaiger and long time Heisei Kamen Rider producer Shinichiro Shirakura (Kamen Rider Agito, Kamen Rider Den-O). Kamen Rider Saber + Kikai Sentai Zenkaiger: Superhero Senki is set to premiere this July 22nd.
[Source: Oricon]
* By proper, it didn't appear for a split second like what happened in Kamen Rider Taisen or appeared in a theatrical version of the same episode it last appeared in.