Dragon Ball Z: Budokai 2
Android 17:
In Dragon World, defeat Android 17 as Piccolo.
Android 16:
In Dragon World, defeat Android 16 as Goku.
Android 18:
In Dragon World, defeat Android 18 as Krillen.
Android 20:
In Dragon World, defeat Android 20 as Goku.
Cell:
In Dragon World, defeat Cell as Goku.
Dabura:
In Babidi's Ship, get over 100 Kili.
Frieza:
In Dragon World, defeat Frieza as Goku.
Future Trunks:
In Dragon World, defeat Vegeta on Namek with Kid Trunks.
Ginyu:
In Dragon World, defeat Ginyu on Namek as Vegeta.
Gocule:
Get both Hercule's and Goku's Breakthrough Capsules.
Gotenks:
You will automatically get his capsule during Dragon mode
when you are in the Hyperbolic Time Chamber.
Defeat Fat Buu for the first time to unlock Gotenks.
Hercule:
In Dragon World, defeat Fat Buu as Saiyaman.
Kibitoshin:
Get this capsule after you have gathered all seven Dragon Balls.
Summon Shenron and acquire the capsule.
Kid Buu:
In Babidi's Ship, get over 3,600 Kili.
Majin Buu:
In Babidi's Ship, get over 1,200 Kili.
Nappa:
In Dragon World, defeat Nappa as Vegeta.
Potara:
To get the Potara Capsule for Vegeta, you must wish for it
from the Eternal Dragon Shenron at the end or Dragon World.
Raditz:
In Dragon World, defeat Raditz as Goku.
Recoome:
In Dragon World, defeat Recoome as Goku.
Saiyaman:
In Dragon World, defeat Cell as Adult Gohan the first time you
see him.
Super Buu:
In Babidi's Ship, get over 2,400 Kili.
Supreme Kai:
In Dragon World, defeat Supreme Kai as Goku.
Teen Gohan:
Use a memory card with a saved game file from Dragon Ball Z:
Budokai.
Tiencha:
Get both Tien and Yamcha's Breakthrough Capsules. A capsule
will be given you that explains it.
Vegeta:
In Dragon World, defeat Vegeta as Goku on Namek.
Vegetto:
In the city, when Supreme Kai tells you about the Potara
earrings, go to him to get them. When Vegeta comes, give him
the other earring.
Videl:
In Dragon World, defeat Super Buu (as Gohan absorbed) as
Hercule.
Yamcha:
In Dragon World, defeat Nappa as Tien.
Adept difficulty:
Unlock sixteen playable characters. The Adept capsule will
appear in the capsule shop.
Advanced difficulty:
Unlock all twenty nine characters. The Advanced capsule
will appear in the capsule shop.
Babidi's Ship:
Complete Dragon World and have all seven Dragonballs. After
the credits, the Dragonballs will glow and Shenron will be
summoned. The first option is "Babidi's Ship".
City Stage level:
Defeat Super Buu with Gohan to unlock the City Stage level.
Babidi's Mind Control (Majin Vegeta):
Defeat Majin Vegeta the first time you fight him with Goku.
Alternately, defeat Majin Frieza or Majin Cell in the same
manner.
If you defeat someone when the dizzy symbol is over their head,
you will take away two life points. This is what makes it
possible to get Babidi's Mind Contol (Majin Vegeta).
On the level were you must stop Majin Buu from being
resurrected, kill Cell or Dabura to get Babidi's Mind Control
for Vegeta.
Super Buu's absorption technique:
Get over 10,000 Kili on Babidi's Ship.
Alternate costumes:
To change costumes, go to the character and press Up or Down.
You will be able to select a different costumes. Some
characters may have three choices but most have only two.