Robotics scientist Keitaro Jin and his son Keisuke become caught up in a campaign of terror by an evil organization known as "G.O.D.". They are attacked and the professor's technology gets stolen, but before Keitaro dies, he performs surgery on his son, using the last of his robotics technology to transform Keisuke into the "X-Rider". To avenge his father's death and ensure the safety of the entire world, Keisuke uses this technology as he battles the monstrous minions of G.O.D.’s Japan branch.
Episode 1
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Episode 2
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Episode 3
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Episode 4
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Episode 5
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Episode 6
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Episode 7
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Episode 8
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Episode 9
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Episode 10
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Episode 11
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Episode 12
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Episode 13
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Episode 14
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Episode 15
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Episode 16
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Episode 17
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Episode 18
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Episode 19
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Episode 20
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Episode 21
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Episode 22
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Episode 23
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Episode 24
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Episode 25
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Episode 26
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Episode 27
It is a special episode which acts as a recap of the Kamen Riders up to X-Rider, as well as featuring the return of Shiro Kazami (Kamen Rider V3), who will assist X in his fight against G.O.D..
Episode 28
Following the return of Shiro Kazami (Kamen Rider V3) in the previous episode, it debuts a permanent upgrade for X-Rider.
Episode 29
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Episode 30
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Episode 31
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Episode 32
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Episode 33
Keisuke accidentally helps Dr. Yan daughter and entrusts her to Tobee. However, the true identity of the girl was the monster Centipede Youkihi. Kamen Rider X raids G.O.D.'s hideout to save Tobee who was taken hostage. Kamen Rider 2 and Kamen Rider V3 also join the battle.
Episode 34
No overview available.
Episode 35
Finally, G.O.D. gets all the blueprints of Dr. Nanbara's RS Device and completes it. Kamen Rider X challenges a deadly battle to destroy the device at the expense of his life. However, as the G.O.D. attack intensifies, the giant Kingdark finally begins to move...
