Time Jackers

The Time Jackers are a group of mysterious figures from the future who oppose the Demon King Oma Zi-O and serve as the main antagonists of the 20th anniversary Heisei Kamen Rider Series Kamen Rider Zi-O. They seek to alter the timeline by turning people into Kaijin Riders in order to replace Zi-O with their own king as ruler of the future.

History
Traveling to 2018, Uhr offered to save a basketball player from being hit by a car in exchange for him accepting an Another Watch. The player accepted and was transformed by the Watch into Kaijin Rider Another Build.