The King Of Fighters '99 Codes -

Bonus characters (Japanese version):
Highlight the normal version of one of the following fighters at the character selection screen, then hold L1 and press any button:

Evil Rugal Berstein
'95 Kyo
Real Bout 2 Terry Bogard
Real Bout 2 Andy Bogard
'94 Joe Higashi
'94 Ryo Sakazaki
'94 Robert Garcia
'94 Yuri Sakazaki
Evil Yashiro Nanakase
Evil Shermie
Evil Chris
Real Bout 2 Mai Shiranui
Real Bout Bout 2 Billy Kane

Unlimited survival mode time:
Highlight the survival mode option, then hold Start + Triangle and press Circle.

In-game reset:
Hold Start + Select almost anywhere in the game to return to the main menu.

Fight as Krizalid:
Highlight the random character icon at the player selection screen in team versus or single versus modes. Then, hold Select and press Circle, X, Triangle, Square. Krizalid will appear below the random character icon. Note: Highlight any character, then hold Start and press Square, Circle, X, Triangle, Square in the Japanese version of the game.

Alternate costumes:
Highlight a character then select him or her with LP or HP for normal colors, or LK or HK for inverted colors.

Display character order:
Hold Start when selecting your character's fighting order.

Hint: Hidden moves:
Every character has about two to four more moves than shown in the manual. Refer to the strategy guides section for more of their moves, or go to "Practice" and try to find them.

Hint: Attacking tips:

When your opponent is crouch-blocking, use a drop kick to hit them.

When your opponent is stand-blocking, use a foot sweep to hit them.

When your opponent is in the air they cannot block anything.

When your opponent is standing and blocking, use a drop kick to get in close and do an instant HP or HK to throw through their block.

Hint Using teams:
The following are combinations of players for the use of opening demos through the Team Play method. Each row of four people is a team with the exception of the Kyo, Kyo1, Kyo2, Iori, Roulette, and the blank space.

Heros Team :K', Maxima, Beni, Shingo
Fatal Fury Team :Terry, Andy, Joe, Mai
Art Of Fighting Team :Ryo, Robert, Yuri, Takuma
Ikari Team :Leona, Ralf, Clark, Whip
Psycho Soldier Team :Athena, Kensou, Chin, Bao
Women's Team :King, Blue Mary, Kasumi, Li Xiang Fei
Oriental Team/Asian Team :Kim, Chang, Choi, Jhun
Iori Edit Team: :Iori, Kyo1, Kyo2, Shingo
Kyo Edit Team :Kyo and any other three people except Iori.

Hint: Easy special hit:
Set Maxima or Robert for your striker. While in a battle use the striker to attack your opponent. While Maxima is holding or Robert is attacking the opponent, use a Super Special or Power MAX Special move on your opponent for an easy hit.