To unlock the DX & EX Option and also the others pictures from collection, you need first to edit a character in the "Original Character" mode. Then you must earn experience with him/her in the 1p Battle. As soon as you earn enough power, life and EX gauge, the new options and pics are going to be unlocked (some pictures come first, then the EX option, more pictures and DX option, in this order).

To play as Shadow, in the character select screen, go to the ? simbol and press "select" five times, holding it in the last time. Then press any button. A random character will be selected and Shadow will be behind him.

In every round, Shadow changes from the winner to the loser, who will be used in the next fight.

To play as Dark Gallon, in the character select screen, go to Gallon icon, hold "select" and press 2 punch buttons at same time. Dark Gallon will appear flashing.

Go to the character select screen, highlight the ? box and push select 5 times.

Go to the character selection screen, highlight ? box, then push select 7 times.

Go to the character selection screen, highlight Bishamon, hold select and push any button.

Highlight J. Talbain at the character selection screen and press and hold SELECT,then press all three Punch or Kick buttons

At the character select screen, highlight your character and press two punches or two kicks.

Note: This cheat also works for the Male and Female Shadows.

from (monkeylee2000) Highlight the "?" and press the Select button seven times; hold Select on the seventh time and press any button that chooses a character.

Marionette acts similarly to Shadow. Instead of taking over the loser's body, Marionette assimilates the body of the next challenger.

To play as Hanya or Oboro Bishamon highlight Bishamon and hold select then press any 2 punches or kicks. Alternate: highlight Bishamon and hold the L2 button then press any punch or kick.