|This article is about a/an rider in Kamen Rider SD.|
- This article refers to X-Rider from Kamen Rider SD. For the original from Kamen Rider X, see Keisuke Jin.
X: One of the alumni Riders. He was originally built for aquatic combat, and carries a multipurpose weapon called Ridol. He is fairly in the background for this animated short. He is on the same squad as V3 and Super-1. Also, when he and his team were going to the battlefield, he unwillingly made his team arrive somewhat late due to he stopped near to some little insects like ants or flies, due to his fear of harming them, considerating their innocent lives as precious. He rides in a modified version of the Cruiser motorcycle.
Video Game appearances
Kamen Rider SD: Sortie!! Rider Machines
The SD Kamen Rider X is playable in the sidescrolling vehicular combat video game, Kamen Rider SD: Sortie!! Rider Machines.