Ultra Galaxy Mega Monster Battle: Never Ending Odyssey: Series

The Pendragon crew were resting their bones at the ZAP Space Station they had finally reached after escaping the Monster Anarchy Planet Boris. However, a mysterious warrior sneaks in and attacks Rei! The Pendragon crew is about to be drawn into the fate of the Reionics Battle once again.

The Gostardragon reaches an unknown planet. Rei's combative spirit begins to surface after he senses the presence of a Reionics, a monster user. That's when Comet Monster Dorako strikes! The planet turns out to be the battlefield where the entire universe's Reionics gather to compete for the strongest at the Reionics Battle.

An enormous object shines silver stands in the wastelands. Rei touches its surface as if he is lured to the object. In that second, an image of an intense battle passes through his mind. Rei and Hyuga are faced with a new mystery yet again. That's when Alien Nackle appears before the two!

The berserk Reimon vanished before Hyuga. He had been repeating Reionics Battles with whoever came his way! Rei's mind is about to be overwritten by the violent Reimon's instincts. Meanwhile, Hyuga's Dragon Speeder that was searching for Rei is attacked by a strong electromagnetic beam!

The Pendragon crew finally reunites. However, Alien Metron appears and challenges Rei to another Reionics Battle! The Pendragon attempts to escape Planet Hammer, but it is interrupted by the One-Horned Terrible-Monster Vakishim showing up. Meanwhile, Alien Pedan Dial, also started to make his move as a Reionics Hunter.

Planet Pedan's spacecraft closes in on the Pendragon, which is under repair. The captain of the ship that attacked them turned out to be Dial! Dial demands they hand over Rei. To protect the Pendragon, Rei hops onto Litra alone and lures Dail's ship away. At last, Rei and Dail's one-on-one match begins! However, that's when the new Reionics, Alien Keel Grande, interrupts their match.