"Super Dragon Ball Heroes" is a promotional anime series based on the arcade and card game of the same name. The narrative unfolds in a multiverse setting, featuring characters from across the Dragon Ball franchise, including alternate timelines and dimensions. The story centers on the Time Patrol, an organization tasked with maintaining the integrity of history, and their efforts to combat the Time Breakers, a group seeking to disrupt timelines for their own gain.

The series begins with the emergence of a new threat: Fu, a scientist from an alternate timeline, who manipulates events to create chaos across multiple universes. Fu's experiments lead to the creation of powerful warriors, including the Dark King Mechikabura, who seeks to absorb all timelines to achieve ultimate power. The Time Patrol, led by the Supreme Kai of Time, Chronoa, and her allies, including Goku, Vegeta, Trunks, and Xeno versions of these characters, must confront these threats to restore balance.

Key arcs include the Prison Planet Saga, where Goku and Vegeta are lured into a trap by Fu, who forces them to fight against powerful opponents, including Cumber, a Saiyan from Universe 6 with immense strength. The Universal Conflict Saga follows, where Fu's machinations escalate, leading to a tournament involving warriors from multiple universes. The series also explores the Dark King Mechikabura Saga, where the Time Patrol faces Mechikabura's attempts to consume all timelines, culminating in a high-stakes battle to prevent the collapse of reality.

The narrative is driven by fast-paced action and frequent battles, with characters utilizing transformations and techniques from across the Dragon Ball franchise. The series introduces new forms, such as Super Saiyan God SS4 and Ultra Instinct Sign, blending elements from different timelines and continuities. While the plot is episodic and often serves to showcase battles, it ties together through the overarching conflict between the Time Patrol and the forces seeking to disrupt the multiverse.

"Super Dragon Ball Heroes" features a mix of familiar and new characters, including alternate versions of Goku, Vegeta, and Trunks, as well as original creations like Hearts, a powerful warrior with his own agenda. The series emphasizes action and spectacle, with a focus on fan service and callbacks to the broader Dragon Ball universe. Its structure allows for standalone episodes while maintaining a loose continuity that connects the various arcs.