Gaidōra is one of the Four Oni, elite Predacon generals serving the Demon Emperor Dragotron. He serves as the faction's physical powerhouse, defined by immense strength and heavy weaponry. His alternate mode remains unspecified.

Gaidōra's design is a redeco and retool of the Transformers: Prime character Lazerback (Vertebreak), featuring a new head sculpt and color scheme. This redesign incorporates the Japanese oni demon aesthetic common to the Four Oni.

His primary role is combat-focused, employing super-strength as a key asset in missions. Gaidōra possesses a brutish and direct personality, preferring physical confrontation over strategy or subtlety, a trait that defines his place within the Four Oni.

He maintains unwavering loyalty to the Predacon cause, participating in efforts to locate the Legendiscs and revive Dragotron. Gaidōra consistently acts as an enforcer within the Predacon ranks, fulfilling his role as the team's muscle without significant deviation in allegiance or character development.

His origins, specific backstory, and appearances beyond the primary OVA series remain undocumented. His character arc centers entirely on his function within the Four Oni during their conflict against the Autobot Swordbot teams.