

Kamen Riders Build and Ex-Aid team up with the legendary heroes of the Heisei Generation - OOO, Fourze, Gaim, and Ghost.
Practical Effects
Suit actors doing impossible stunts in 40-pound armor
Production
Seamlessly juggling six distinct visual styles and color palettes
Stunts
Legend Rider cameos with their original actors, not voice-only

Director
Kazuya Kamihoriuchi
Trivia, insights & behind the scenes
This was the first theatrical film to feature Build before his TV series finale, creating timeline headaches for canon-obsessed fans.
The 'Legend Riders' concept celebrates Toei's decade-long strategy of annual Kamen Rider reboots, treating each series as its own mythology while building interconnected fan loyalty.
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