Mr. Money is holding another World Martial Arts Tournament 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, Vegeta, and Trunks to defeat Bojack and his henchman.

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 a Super Saiyan.

Not paying attention to his job, a young demon allows the evil cleansing machine to overflow and explode, turning the young demon into the infamous monster Janemba. Goku and Vegeta make solo attempts to defeat the monster, but realize their only option is fusion.

The Z Warriors discover an unopenable music box and are told to open it with the Dragon Balls. The contents turn out to be a warrior named Tapion who had sealed himself inside along with a monster called Hildegarn. Goku must now perfect a new technique to defeat the evil monster.

In order to wish for immortality and avenge his father, Garlic Jr. collects the dragon balls, kidnapping Goku's son Gohan in the process. Goku, Kami, Piccolo, and Krillin unite to rescue Gohan and save the world from being sucked into a dead zone.

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.

Jaga Bada, Mr. Satan's old sparring partner, has invited Satan to his personal island to hold a grudge match. Trunks and Goten decide to come for the adventure and Android #18 is following Satan for the money he owes her. Little do they know that Jaga Bada's scientist have found a way to resurrect Broly, the legendary Super Saiyan.

A spin-off scenario taking place after the events of the TV special Dragon Ball Z: Bardock - The Father of Goku, in which Bardock survives the destruction of Planet Vegeta and is sent into the past, combating Frieza's ancestor Chilled and turning into a Super Saiyan.

The events of Battle of Gods take place some years after the battle with Majin Buu, which determined the fate of the entire universe. After awakening from a long slumber, Beerus, the God of Destruction is visited by Whis, his attendant and learns that the galactic overlord Frieza has been defeated by a Super Saiyan from the North Quadrant of the universe named Goku, who is also a former student of the North Kai. Ecstatic over the new challenge, Goku ignores King Kai's advice and battles Beerus, but he is easily overwhelmed and defeated. Beerus leaves, but his eerie remark of "Is there nobody on Earth more worthy to destroy?" lingers on. Now it is up to the heroes to stop the God of Destruction before all is lost.