The Saddest Battle

is the fortieth episode of Kamen Rider Kabuto.
==Synopsis==
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.
==Plot==
to be added
==Cast==
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===Guest casts===
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* Subst Worm: 
==Forms Used==
*Kabuto - Masked Form, Rider Form, Hyper Form
*Drake - Rider Form
*Gatack - Masked Form, Rider Form
*Dark Kabuto - Masked Form, Rider Form
==Notes==
*As part of Super Hero Time, this episode aired alongside episode 37, .
*Viewership: 6.9%
==DVD releases==
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.
Blu-ray Box 3 comes with 17 episodes.
Category:Kamen Rider Kabuto
Category:Episodes