Years after his father is defeated by an adolescent Gokuu Son, Magenta seeks revenge against Gokuu's family and allies. In his quest to resurrect the defunct Red Ribbon Army, Magenta drafts the services of Dr. Hedo, grandson of the evil legendary scientist Dr. Gero. Hedo embarks to invent a new line of superheroic androids to eliminate Gokuu after Magenta manipulates him into believing that Earth's most powerful heroes are actually alien villains. While Gokuu and Vegeta train offworld, the alien Piccolo mentors Pan, Gokuu's toddler granddaughter, in the same way he once trained Gohan Son, her father. Gohan himself has forsaken his warrior lineage in order to pursue an academic career. Both Piccolo and Gohan must leap into action when their quiet lives are interrupted by the arrival of Gamma 1-gou and Gamma 2-gou—Hedo's new android creations. While the Gamma androids believe they are fighting for justice, a more sinister project incubates beneath the Red Ribbon headquarters. Gohan and Piccolo take drastic actions to protect Pan and defend the planet against a new robotic menace.

Goku is now an adult and will meet his destiny. First arc: Saiyajins & FreezerRadditz explains Goku of his true origin, a Saiyajin. Goku refused to join him, so Radditz kidnapps Goku's son, Gohan. Goku sacrafices his life to win the battle. Vegeta comes down to Earth but is defeated and retreats at Freezer's command post. Gohan, Bulma, and Kuririn get in Kamasama's old spaceship and head off towards Namek for the Dragon Balls.Second arc: Androids & CellGoku disappeared into a strange realm and emerged as a super-Saiyajin. The plot centers on 4 androids from the future who came to kill Goku and fights everyone who tries to protect him. Cell, one of the 4 androids, absorbs 2 of the others to become capable of destroying the universe. Gohan, Goku's son, is the only one who can stop him since he has been shown to be more powerful -- and faster -- than his father.Third arc: BuuBuu is the new Earth threat, and he turns people to candy then eats them.

Goku is back with his new son, Gohan, but just when things are getting settled down, the adventures continue. Whether he is facing enemies such as Frieza, Cell, or Buu, Goku is proven to be an elite of his own and discovers his race, Saiyan and is able to reach Super Saiyan 3 form. He meets many new people, gaining allies and well as enemies, as he still finds time to raise a family and be the happy-go-lucky Saiyan he is.

Kami-sama's old nemesis's son has come to exact revenge on Kami-sama for winning the title of Earth's Guardian. After kidnapping Son Gohan and using the dragon balls to gain immortality, he has a final showdown with Goku.

The evil Dr. Wheelo has resurrected his brain into a robot and now desires to inhabit the body of the world's strongest warrior. This means he must face Son Goku and company in a fight for Goku's life.

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A Super Namekian named Slug comes to invade Earth. But the Z Warriors do their best to stop Slug and his gang.

After defeating Frieza, Goku returns to Earth and goes on a camping trip with Gohan and Krillin. Everything is normal until Cooler—Frieza's brother—sends three henchmen after Goku. A long fight ensues between our heroes and Cooler, in which he transforms into the fourth stage of his evolution and has the edge in the fight ...until Goku transforms into Super Saiyan.

Cooler has resurrected himself as a robot and is enslaving the people of New Namek. Goku and the gang must help.

Dr. Gero's Androids #13, #14, and #15 are awakened by the laboratory computers and immediately head to the mall where Goku is shopping. After Goku, Trunks, and Vegeta defeat #14 and #15, #13 absorbs their inner computers and becomes a super being greater than the original three separately were. Now it is up to Goku to stop him.

As Goku investigates the destruction of the Southern Galaxy, Vegeta is taken to be King of the New Planet Vegeta, and to destroy the Legendary Super Saiyan, Brolly.

Mr. Money is holding another Tenka'ichi Budokai and Mr. Satan invites everyone in the world to join in. Little does he know that Bojack, an ancient villain who has escaped his prison, is competing. Since Goku is currently dead, it is up to Gohan, Vegita, and Trunks to defeat Bojack and his henchman.