After Geki gives a hospitalized boy hope, he and Mei experience an earthquake as the others are told by Dai Satan is set to soon return to Earth for a final battle. Furthermore, Dai Satan sends his agent to oversee his return: Bandora's resurrected son Kai.
Tropes:
- Analogy Backfire: While trying to inspire Satoshi to have the will to overcome his illness, Geki tells him about the dinosaurs were strong. Satoshi then retorts that dinosaurs are extinct, prompting Geki to tell him about the tyrannosaurus eggs that will soon hatch.
- Behemoth Battle: Daizyujin vs. Dora Talos.
- Brainwashed and Crazy: Kai kidnaps Satoshi's friends to help him pilot Dora Talos.
- Call-Back: In the first episode, Bandora begins her assault by having the Bandora Palace arrive on Earth before taking it to the moon. To commence the Final Battle, Bandora brings it back to Earth, on the same building it had been on then.
- Earthquakes Cause Fissures: Kai summons Dora Talos in this manner.
- Evil Counterpart: Dora Talos to Daizyujin, being a robot with five pilots.
- Kids Love Dinosaurs: Satoshi has a great love for dinosaurs. Geki tells him about the dinosaur eggs hatching soon to give him the strength and hope to overcome his illness.
- Magnum Opus: Having crafted Dora Talos, Pleplechaun considers it his greatest work.
- Monster of the Week: Dora Talos.
- Tomes of Prophecy and Fate: The Dino-Apocalyse which the Shugozyu entrust to Barza to translate.
- Villain Song: "Dolla Dolla" with Lamie joining the chorus.
- Wham Episode: Introduces Kai.
- Wham Line: Kai calling Bandora "Mama"
- Wham Shot: Bandora revealing Kai to be son.
- Worf Effect: Kai overpowers Tyranno Ranger and Ptera Ranger on his own.
- Worf Had the Flu: Because of the Zyurangers being reluctant to fight back against Dora Talos because four kids held hostage were aboard it, the mecha was able to overwhelm Daizyujin.
