Neptune

Neptune (ネプチューン) - A Neptune-themed pirahna monster who killed Jin's father.

Character History
He was destroyed by the X Kick.

Arsenal
An aquatic cyborg, Neptune could function both in sea and on land. He possessed the ability to spew foam-like bubbles from his mouth that would cause instant death upon contact with humans, reducing them to skeletons. Befitting his motif, Neptune wielded a trident as his weapon.

Appearances

 * Icon-x.png Kamen Rider X
 * Episode 1: X-X-X-Rider is Born!!
 * Episode 27: Special Edition, Full Force of Five Riders!!
 * Five Riders vs. King Dark
 * Icon-zx.png Birth of the 10th! Kamen Riders All Together!!