Kamen Rider Core

Kamen Rider Core is an evil Kamen Rider appearing in Kamen Rider × Kamen Rider OOO & Double feat. Skull: Movie War Core in the Movie War Core part of the film. He is also the first entirely CG Kamen Rider (all of the other Kamen Riders were actors and suit actors with special effects added to their transformations and finishing attacks).

History
Kamen Rider Core was created from the memories of all of the older Kamen Riders into one large body. Core wields the power of Earth's inner core and can destroy Earth with his tremendous power.