Kamen Rider Build NEW WORLD: Kamen Rider Grease

Deputy Officer of the United Nations Alliance, Simon Marcus, who aims to conquer the world with the terrorist organization Downfall along with the mad scientist Keiji Uraga, attack the Kamen Riders with overwhelming strength. It is only on Kamen Rider Grease that the enemy's abilities did not work. In order to defeat this new enemy and rescue Misora, Kazumi Sawatari must create a new item ... but it is told that it requires the life of his friends, the Three Crows. The ultimate decision must be made.

• 
  Kouhei Takeda

  Kazumi Sawatari / Kamen Rider Grease
• 
  Tamiyasu Cho

  Keiji Uraga
• 
  Kaho Takada

  Misora
• 
  Atsuhiro Inukai

  Sento Kiryu / Kamen Rider Build
• 
  Eiji Akaso

  Ryuga Banjou / Kamen Rider Cross-Z
• 
  Yukari Taki

  Sawa Takigawa
• 
  Kensei Mikami

  Gentoku Himuro / Kamen Rider Rogue
• 
  Yuki Ochi

  Nariaki Utsumi / Kamen Rider MadRogue
• 
  Yukiaki Kiyama

  Takumi Katsuragi
• 
  Meikyo Yamada

  Taizan Himuro