All Working King of Fighters '98 Cheats - Playstation

Bonus characters
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].

Fight as Omega Rugal
Successfully complete the game in one player mode as Rugal under any difficulty setting. Save the game, then load that file. Then, hold [Start] while choosing Rugal at the character selection screen.

Select victory pose
Press any of the attack buttons before the victory pose is displayed. Press the attack buttons on controller two to select the pose for the CPU's fighter.