Kinnikuman Nisei: Ultimate Chojin Tag

The sequel series that directly follows after the Demon Seed arc of Kinnikuman Nisei. A new threat shows up in mysterious villains calling themselves Time Choujin appearing and disappearing after they issue a foreboding boast to the New Generation Justice Choujin. Not long after, they find out the Time Choujin planned to travel back into the past to kill the Legends in their prime to erase the New Generation from existence. The New Generation travel back to the past to stop the Time Choujin but they inadvertently earn the distrust of the Legends and interfere with the end of the Universal Choujin Tag Tournament, causing another tournament to be organised so another ultimate tag team can be decided, which goes on for the whole series.