After decades of persistence, Emperor Pilaf finally steals the dragon balls and summons Shenron! But Pilaf slips up yet again and wishes Goku back to childhood size!. As Goku tries to present his new self to his family, King Kai reveals alarming news. If the dragon balls aren't returned to Earth within one year, the entire planet will explode!

Barely escaping Imecka with their lives, Goku, Trunks, and Pan land on a planet where everything is larger than life. As they near the dragon ball their good fortune takes a turn for the worse as a giant nearly consumes the ball and dooms Earth forever! Goku must make a quick decision before having to charge into the belly of the beast...literally!

Finding themselves on the cave-ridden planet of Beehey, Goku, Trunks and Pan have run straight into a pack of Mouma, a giant buglike species with a taste for humans! Hiding in the shadows are the Para Bara Brothers, planning out the perfect time to attack with their unique style of dancing.

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 commandoes. After a short fight the robots capture Trunks and Goku and take them away.

The fate of Earth dangles by a thin thread, as Uub finds out quickly that he is no match for Baby on his own. Buu steps in to save him, and morphs himself into Uub's body, combining each of their strength's into one brutal force. Meanwhile, the time has come for Goku to attempt to resurrect his long gone powers!

Old Kai's quick thinking has freed Trunks, Goten, and Gohan from Baby's control! But even their combined strengths are not enough to stop Baby. Only Super Saiyan 4 Goku has the power to stop the madness, but the battle with Baby has left Goku totally spent! Does Baby have what it takes to finally achieve his evil plans?

What was once a peaceful seaside village becomes a battleground as Goku and Pan square off against Oceanus Shenron, the 6-star dragon. Goku is soon caught in the fury of the dragon's assault and unable to break the Oceanus Shenron's powerful defense. The situation becomes direr and with every passing moment... until Pan is forced to take action!

In the wake of intense fighting between Goku and Nuova Shenron, the devious 3-star dragon, Eis steps in and freezes Goku solid. As the sibling rivalry boils over between Eis and Nuova, Goku fights back when Eis uses Pan as a human shield! But there's another fighter luring in the shadows, waiting for the right moment to enter the fray...

It's the final battle for Goku as he continues his struggle with Omega Shenron! This time though, Goku needs more help than his fellow Z-Fighters can offer. He enlists the help of King Kai, who helps coordinate the largest attack of all time!