1 Season
49 Episode
Kamen Rider Build - Season 1 Episode 21 The Unstoppable Hazard
Despite knowing the risks, Sento uses the Hazard Trigger to empower himself against Kazumi's three subordinates. After losing his consciousness and killing one of them, Sento is struck with guilt and refuses to keep fighting, until Soichi gives him an alternative.
- Country : Japan
- Genre : Action & Adventure, War & Politics, Sci-Fi & Fantasy, Drama, Kids
- Director : Shotaro Ishinomori
- Cast : Atsuhiro Inukai, Eiji Akaso, Kaho Takada, Kouhei Takeda, Tetsuo Kanao
