ネット版 仮面ライダーオーズ バースX誕生・序章
As the ancient king OOO continues his onslaught on humanity, Kougami gathers his former employees to create a resistance... and introduce a new weapon in the fight!
- Genre: Action, Science Fiction, Fantasy
- Studio: Toei Tokusatsu Fan Club
- Keyword: monster, superhero, prologue, superhero team, time skip, short film, webisode, kamen rider
- Cast: 岩永洋昭, 君嶋麻耶, 有末麻祐子, 宇梶剛士
