To choose another color outfit for your character just hit "B" when selecting them. The "A" button will select their default color.
Bonus VMS Games
To obtain three VMS games, beat the game 5, 6, and 7 times with different characters than the extra items. You should only have 1 character left to beat the game with after this. The 3 VMS games you'll get include Fokker's Plane Chase, Ayome's Ninja Star Throwing and Gunrock's Slots.
Dual Virtual Battle Mode
Just beat the game normally with Valgas to unlock his ending and this mode. This is a Split Screen VS mode using the Virtua Battle system. Just go to the page with this option and hit "A". It is page 6 in the Collection
Extra Items
There are 4 extra items in Power Stone. To get each, just beat the game with 4 characters. You can get an extending pole, heavy chain gun, ray gun and a shield.
Manipulate the Victory Camera
When you get a victory, you can manipulate the camera using the following:
A: zooms in when pressed, zooms out when released. This can be activated at any victory screen.
X,Y,B - same as A, but only activated after A is pressed.
Digital Pad & Analog Joystick: rotate the camera around the victor.
Other Secrets
To get other secrets in this game,beat the game with any character.Beating the game once with any character,opens ONE extra option in the "The World of Power Stone" book (located above the "Arcade" option at the main screen) and the first time you beat the game, you'll also get the "Extra Options" option. To get 2 of the secret options, download the 3 games downloadable at the "WoPS" book. Earn at least 2000 coins in any of the games and you'll be treated to a music option and an art book option with exclusive preproduction art work.
Play as the Bosses
To play as the Bosses of this game, beat the game with each character once. Also, note that beating the game with any character opens up one extra option in "The World of Power Stone" book.
Play as the Final Boss
Beat the game without using a continue, on any difficulty level. Now, go into the Collection Menu and go to the 12th page. You will see a picture of the final boss. You can only use him in VS mode, and only one person can choose him per match.
Playing Tip
To do this trick, you need two controllers. Every time you are close to dying, START start on the second controller. Once you beat the second player you will have another chance to face your computer opponent. You can do this as many times as you like.
View Endings
Page 14 of the Power Stone Collection is viewed after the first time you beat the game. You can use this to view each character's ending and the credit sequence.
Virtual Mode
You get this mode after you obtain Valgas, it is page 5 in the Power Stone Collection. This mode has the camera following behind your character for the whole match. (Note: You can beat the game this way and see the character's ending, but it will not be saved in the game settings). Just go to the page with this option and hit "A"