This article is about a/an episode in Kamen Rider Kabuto.

The Saddest Battle (最大の哀戦 Saidai no Aisen) is the fortieth episode of Kamen Rider Kabuto.


Rena recovers her memories after encountering Punch and KickHopper, but was saved by Kamen Rider Drake. After becoming Uca Worm again, she proceeds to fight Drake, but is forced into a weak position. After sacrificing his love for her to come to the realization that she was evil, Drake makes a heart-paining choice and destroys Uca Worm.


to be added


Guest casts

Forms Used


DVD releases

Kamen Rider Kabuto Volume 10, DVD cover

Kamen Rider Kabuto Volume 10 features episodes 37-40: School's Ghost Story, The Dangerous Younger Sister, The Powerful Black Opponent and The Saddest Battle.

Kamen Rider Kabuto Box 3, Blu-ray cover

Blu-ray Box 3 comes with 17 episodes.

Community content is available under CC-BY-SA unless otherwise noted.