Watch the ending sequence.

Complete "The Emperor's Return."

Become a student of the Great Saiyamen and defeat all the villains.

Complete "Decisive Battle with Majin Buu."

Free all allies who were put under mind control.

Complete "A Desperate Future."

Unlock an attribute boost.

Pass the Kai Class test.

Complete "The Galactic Emperor."

Receive an SP Reward from Hercule.

Complete "Ruckus on Planet Namek."

Pass the Easy Class test.

Complete "Raditz's Attack."