Android 17
In Dragon World, defeat Android 17 as Piccolo.
Easier Fusion (Gotenks), Spirit Ball Attack (Yamcha), and Burning Slash (Trunks)
When doing the three attacks mentioned, pause game play when the button combo is halfway up the screen. Normally you cannot pause game play when it is totally on the screen. Memorize the button combo, then press [Start] again and execute it.
Android 16
In Dragon World, defeat Android 16 as Goku.
Easy capsules
Note: You must go to "Edit Capsules" and edit any one of your characters before going to the main menu, or you will have to start where you last saved.
Use the following trick to get easy double capsules. Go to the skill store and look for the capsule that you want two of. Buy it (even if it does not say "New"). Then, if you did not have it before you must leave and buy it again. Put it on your character twice. Note: This only works for red and blue capsules. It does not work for green or black capsules.
Go to the Skill Shop (Bulma's Shop). If you cannot find your capsule there, go back and go to the shop again. Keep doing this until you find what you need.
Android 20
In Dragon World, defeat Android 20 as Goku.
Golden Capsule on level 1
On the first level, where you have to get to the Dragonball before Raditz and Nappa, defeat all the Saibamen that pop up until a red one appears. Fight that one and win. You should get a new capsule for Hercule. Equip the capsule, and whenever Hercule's health drops below one sixth he will now receive a boost of energy. This may require a few attempts
Dabura
In Babidi's Ship, get over 100 Kili.
Silver Card
Buy all red capsules that you can get at the beginning. Alternately, have a saved game from the original Dragon Ball Z: Budokai on your memory card.
Future Trunks
In Dragon World, defeat Vegeta on Namek with Kid Trunks.
Black Card
Buy all the red capsules that you can get with the Gold Card.
Ginyu
In Dragon World, defeat Ginyu on Namek as Vegeta.
Kibitoshin
In Dragon World, do not take the Potara Earrings from the Supreme Kai to fuse into Vegito. Complete the game without taking them.
Gocule
Get both Hercule's and Goku's Breakthrough Capsules.
Alternately, get Goku's Breakthrough Capsule then play Hercule as backup all the way through Dragon World and use the Dragon Balls at the end.
Bulma's costume
To get Bulma's costumes, get all the Dragon Balls. Then, summon the dragon. If you are lucky, you can get Bulma's costumes. Bulma's costume will change the way that Bulma appears in the capsule shop.
Hercule
In Dragon World, defeat Fat Buu as Saiyaman.
Wishes
When you get all seven Dragonballs you get one wish. Do not buy Bulma's costumes. Instead, you should buy Breakthrough, Fusion, and Potera capsules. Breakthrough capsules take all seven slots but give every move for that person. Others allow secret fusions between people.
Use the following trick to get all the wishes. At the very end when you must defeat Kid Buu you will get one wish after the credits by obtaining all seven Dragon Balls. Before you defea Kid Buu, save the game and exit. Then, copy the saved game file for the game onto another memory card. Start the game again and defeat Kid Buu (again) and get another wish. When done, copy or transfer the capsule that you obtained.
Kid Buu
In Babidi's Ship, get over 3,600 Kili.
Senzu Bean
Search at the location where Kid Buu starts in Dragon World. You will get a rare capsule. Search again on the same location and you will get Senzu Bean. Note: There is no 1/2 Senzu Bean.
Nappa
In Dragon World, defeat Nappa as Vegeta. This can only be done when you unlock Vegeta and start Dragon mode again.
To get an easy win and quick death in the first section, equip Goku with the Warp Kamehameha. Then, go to the first choice in Babidi's Spaceship. When the battle starts, do this combo: backwards punch, backwards punch, then Warp Kamehameha. If you hit your opponent with all attacks, he will have been defeated and you will start the next round.
Babidi's Spaceship: Easy Kili
Go to Babidi's Spaceship and select one player and stage 2. Choose Vegeta and go to "Edit Skills". Take out whatever skills he currently has and replace them with Bulma's Armor and a Senzu Bean. Then, select custom Vegeta. Next, select Hercule to be your opponent. Go anywhere you want, but somewhere simple with nothing in the way like the Hyperbolic Time Chamber is recommended. Then, block the entire time. You can easily last 500 seconds, and get over 1000 Kili. Repeat this until your meter is full.
Potara
To get the Potara Capsule for Vegeta, you must wish for it from the Eternal Dragon Shenron at the end or Dragon World.
Babidi's Spaceship: Restore health
On Babidi's Spaceship, change into Captain Ginyu and your opponent's character. Go to number 1, and when your health gets into the red, switch bodies. Then, kill your regular body. After that, switch back and your health will be back in the green.
Raditz
In Dragon World, defeat Raditz as Goku.
Red Ribbon Base: Activate Red Ribbon Robot
Go to the Red Ribbon Base and knock your opponent into one of the generators. A robot will fly out from the ceiling and launch missiles. This will cause 400 points of damage to your opponent. Knock your opponent through the large bay doors to fight outside.
Saiyaman
In Dragon World, defeat Cell as Adult Gohan the first time you see him.
Hell Blitz
Dragon World: Extra move turnips
In Dragon World mode, there are extra move turnips that allow you to move two spaces instead of one. In level 2, where Frieza starts the level is a hexagon shape, the move turnip is located at the top of the hexagon. In level 4, move downward and diagonal one space from where Goku starts and search there. In level 7, the move turnip is where your ally starts. Have them check the area. In level 9, it is where Goku starts from. Just have him search there.
Supreme Kai
In Dragon World, defeat Supreme Kai as Goku.
Switching To Goten or Kid Trunks in a duel
Equip Goten or Kid Trunks with the Fusion. While you are fighting, press [P] + [K] + [G] ([Y] + [B] + [A]). You will have all of their moves as if you chose that character at the start. Note: No transformation is possible.
Tiencha
Get both Tien and Yamcha's Breakthrough Capsules. A capsule will be given you that explains it.
Easy characters
To unlock the characters easily, try to complete the Dragon World (the real game). About every time you defeat a character, you will unlock the person that you were battling against.
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.
Continue customizing character
When on Stage 2 on Babidi's ship, you can still customize your character. Before you continue with Stage 2, add a full Senzu Bean onto you customized character. After your one bar of life is gone you will use the Senzu Bean and regain three full bars of life, extending the time that you can "endure your opponent's attacks".
Yamcha
In Dragon World, defeat Nappa as Tien.
Buu: Funny moves
Helicopter: Press [Right], [P]x4, [Left], [P]. Note: For Kid Buu press [P]x4, [Left], [P].
Funny long-arm: Press [P], [Right], [P]x2.
Fast-punch: Press [P], [K].
Hugging move: Press [Right], [P], [K]x3 as Super Buu.