King Of Fighters 2000 Codes -

Fight as Kula Diamond:
Highlight Whip at the character selection screen and press Start. Highlight Vanessa and press Start. Highlight Seth and press Start. Highlight Maxima and press Start. Highlight K' and press Start. Highlight the "?" icon and press Start. Then, press Up, Down. Kula Diamond will appear below the "?" icon.

Maniac Strikers:
Select Chang, Choi, Iori, Kula, Ryo, Ramon, Kasumi, or Kyo as a character. Highlight the "Another Striker" option at the Striker selection screen, then press Up, Left(3), Right(3), Down. "Another Striker" will change to "Maniac Striker" to confirm correct code entry.

Select victory pose:
Press a Punch or Kick button immediately after your opponent is defeated.

Fight as Zero in practice mode:
Select any two fighters in practice mode for yourself and the CPU. Hold Up and press HP when selecting the first fighter in your team order. A sound will confirm correct code entry. The second fighter will be automatically be selected. When the match begins, you will be controlling Zero.

Special Puzzles:
Successfully complete single or team modes under any difficulty setting.