GoGo Sentai Boukenger vs. Super Sentai (2007)

The villain for this special, Time Demon Chronos, abducts all of the Boukenger, save for Eiji, into an alternate dimension. A warrior known solely as Aka Red contacts Eiji on Earth and provide him a book that holds the names of all of the past warriors in it. He goes out and seeks the assistance of Tsubasa Ozu (MagiYellow of Mahou Sentai Magiranger) at a boxing match, Tekkan "Tetsu" Aira (DekaBreak of Tokusou Sentai Dekaranger) while he is undercover with the Polar Dragon Mafia, Asuka Ono (AbareBlack of Bakuryuu Sentai Abaranger) taking care of his daughter on Dino-Earth, and Nanami Nono (Hurricane Blue of Ninpuu Sentai Hurricaneger) at her concert.