Monster League

The Monster League (怪人同盟) is a club composed of psychic students who wish to create a new Earth with a superior breed of humans. The Monster Alliance appears in Kamen Rider × Kamen Rider Wizard & Fourze: Movie War Ultimatum. The Monster League is a homage to the Youth League from Inazuman, which was created by Shotaro Ishinomori.

Sanro Fuda
Sanro Fuda (風田 三郎) is a psychic young man who is the leader of the Monster League and can become an armored larva-like mutant known as Sanagiman (サナギマン) by shouting "Gōriki Shōrai ("剛力招来). As Sanagiman he is extremely durable against any attack and has superhuman strength. Sanro is supported by a mysterious figure known as Kagehito Banba who gives him a device called the Zeber (ゼーバー), which enhances psychic powers. He is also able to become a more powerful blue moth-like mutant known as Inazuman (イナズマン).

Sanagiman/Inazuman is a homage to the eponymous hero with the same name from Inazuman, while the Zeber is a homage to the devise Inazuman uses in Inazuman Flash.

Sanro Fuda is portrayed by Kenta Suga (須賀 健太).

Rumi Komaki
Rumi Komaki (小牧 瑠美) is a member of the Monster League and is nicknamed "Ruby" (ルビー).

Rumi Komaki is portrayed by Kasumi Yamaya (山谷 花純).

Daita Kondou
Daita Kondou (近藤 大太) is a member of the Monster League and is nicknamed "Kong" (コング).

Daita Kondou is portrayed by Kazuyoshi Nagazawa (中澤 兼利).

Chikao Nezu
Chikao Nezu (根津 誓夫) is a member of the Monster League and is nicknamed "Nezumi" (ネズミ).

Chikao Nezu is portrayed by Yuya Hara (原 勇弥).

Kagehito Banba
Kagehito Banba (番場 影人) is a mysterious man who supports the Monster League and created the Zeber. He uses an Zodiarts Switch to become the Hercules Zodiarts (ヘラクレス・ゾディアーツ) which has the power of all twelve Horoscopes and the power to summon Dustards.

Kagehito Banba is a homage to Emperor Banba, the main antagonist of Inazuman.

Kamgehito Banba is portrayed by Toshiya Toyama (遠山 俊也).