Gamecube Exclusive Features :
- New Secret Stages - Islands, City Streets, Great Kai Planet and World Tournament, all with Twilight Sunset Versions
- Game Difficulty increased even further with "Z" and "Z2" levels!
New skills added
- "Sparking" - Increases the amount of zenie won at the World Tournament Mode
- World Tournament Cell Game Rule
- All skills now available at the WT (e.g. Fusion, Potara etc)
- "World's Mightiest Warrior Certificate" - Receive a certificate if you clear the World Tournament at Z2 difficulty level
New additions (Spoilers)
- Unlockable "secret" Piccolo with cape
- Unlockable "secret" Goku with battle damage uniform
- Handicap Gauge added in Duel Mode so players can select the number of life bars for each character
- High Score now displayed in Babidi's ship
Gameplay:
- Flex and blast through eye-popping battles in single player "Dragon Mode"
- Lethal DBZ heroes and villains, including Buu in three forms
- Highly detailed cel-shaded graphics
- Import saved game data, including customized characters and unlockable features from the first Dragon Ball Z: Budokai
- Destroy your enemies and the levels, too
- Even more explosive "Ki" energy attacks
- GameCube version has more new features than the chart-busting PS2 version
- More key characters, improved fighting action, and an open-ended way to relive DBZ
- The Budokai franchise is one of the best-selling fighting game series of all time