Pan and Giru are stuck on the Para Para Brothers spaceship heading straight for Cardinal Mutchy Mutchy and his demented regime. Meanwhile, Goku and Trunks pursue Pan to the planet. Can anything prepare them for the shock that is to come?

Giru convinces the Z warriors to land on Planet M2, his home planet. It is a trap though and Giru is greeted by General Rildo and is told he has done a good job of luring the humans to the planet. At the end of the episode the Z warriors meet up with a group of strong robots who call themselves M2's commandos. After a short fight the robots capture Trunks and Goku and take them away.

After literally saving Pan from the clutches of Baby, Uub tries his best to pick up where Goku left off. But Baby proves to be a formidable adversary. All the while, Goku is with Old Kai, enduring the strangest training technique anyone has ever seen! Will it give Goku the kind of ability it will take to beat Baby?

After Baby flees from defeat by the claws of the ape, Goku finally transforms into a Super Saiyan 4! With his power increased to its maximum, Goku sets out to find where Baby is hiding and finish him off for good. But with Bulma's help, Baby might just be able to find the strength inside his Saiyan host to bring himself up to, and even, Goku's power level!

With Baby destroyed forever, Goku learns the Earth is set to explode in a mere two weeks! Goku organizes a massive relocation to the Tuffle Planet, leaving himself and Piccolo trapped on Earth with no energy to transport them to safety. With the Earth only moments away from destruction, one of the heroes will be forces to stay behind to share the planet's fate!

While Goku is preparing for the end, help comes from an unlikely source. It is Android 18, and she is mad! Determined to avenge the death of her beloved, No. 18 unleashes her full fury upon her android brother. As everyone watches in disbelief, they are unaware that the most dangerous power of all time is about to be awakened!

After stumbling upon Naturon Shenron as he burrowed through the ground, Goku and Pan have to save and entire city from the earthquakes caused by this dragon's digging. But when the dragon takes a fall a little too soon, all may not be what it seems-and Pan may be in for far more than she bargained for.

After ingesting the Dragon Balls, the ultimate evil dragon, Omega Shenron was born. With Goku blind and battle weary, is there any way he can stand against the might of all seven dragons?! Or will Vegeta rise to the occasion with a surprise revelation?

Goku and Vegeta try to reclaim the advantage by performing fusion again, while Omega Shenron tries to reclaim the power they stole from him! It's a crazy defensive struggle as each side tries to prevent the other from gaining supremacy and sealing a victory once and for all!

The Eternal Dragon appears in the sky without being summoned and explains why the Dragon Balls cracked under the pressure of the Negative Energy. The unfortunate truth about what he must do next is revealed, and a glimpse into the future shows the power behind Shenron's final words.