Edge of Time: Road to the King

Edge of Time: Road to the King is a crossover fanfic by HackerEX that is a crossover between Kamen Rider Zi-O and Kingdom Hearts.

Synopsis
After finding a mysterious black watch, Rex Wells has been having dreams of a mysterious future involving a demon king. However, after a close encounter with a mysterious man and a red robot, he gets wrapped up in an adventure across time in order to save Kamen Rider no Sekai from falling to darkness, and the Heisei Riders from being killed.

Allies

 * Henrietta Trisain
 * Weiss Tsukuyomi
 * Isaiah Thomas
 * Sora
 * Donald Duck
 * Goofy
 * Riku

Nascita

 * Banjou Ryuga
 * Misora Isurugi
 * Sawa Takagami
 * Soichi Isurugu

Special Investigation Unit

 * Kiriko Shijima
 * Jun Honganji
 * Rinna Sawagami
 * Kyu Saijo
 * Genpachiro Otta

Amanogawa High School

 * Chuta Osugi
 * Miu Kazashiro
 * Yuki Jojima

Other

 * Tsukuyomi
 * Woz

Kamen Riders
Build

Chrono Horsemen

 * Zero
 * Famine
 * Guerre
 * Conquete

Time Jackers

 * Ora
 * Schwartz

Bugster

 * Bugster Virus

Roidmudes

 * Low-Class Roidmudes

Other

 * Heartless

Episodes
Episodes in Edge of Time: Road to the King are refereed to as Chapters and includes both a song name and the year relevant to that particular episode, often the premiere year of the original Legend Rider in the case of tribute episodes along with either an insert song or the opening theme.
 * 1) Rider Time 2018
 * 2) * Start of events leading to Kamen Rider Build tribute.
 * 3) Ready Go! 2017
 * 4) * Tribute to Kamen Rider Build.
 * 5) Spinning Wheel 2014
 * 6) * Tribute to Kamen Rider Drive.
 * 7) Surprise Drive 2014
 * 8) * Tribute to Kamen Rider Drive.
 * 9) Stormy Story 2016
 * 10) * Tribute to Kamen Rider Ex-Aid.
 * 11) EXCITE 2016
 * 12) * Tribute to Kamen Rider Ex-Aid.
 * 13) Switch On! 2011
 * 14) * Tribute to Kamen Rider Fourze and Kamen Rider Faiz
 * 15) Justifaiz 2003
 * 16) * Tribute to Kamen Rider Fourze and Kamen Rider Faiz

Movies

 * 1) Go! Princess Pretty Cure: Mystic Legends x Edge of Time: Road to the King - Movie War Carnival
 * 2) * Tribute to Pretty Cure, Power Rangers, Kamen Rider The First, and Kamen Rider the Next

Trivia

 * TBA