Guilty Gear X Cheats - PlayStation 2

Hidden fighters
Press [Down], [Right]x2, [Up], [Start] at the "Press Start" screen to unlock Testament and Dizzy in all game modes. Alternately, successfully complete the game in arcade mode or reach level 20 in survival mode then defeat Testament. Reach level 30 in survival mode and defeat Dizzy to unlock her in all modes.

Guilty Gear mode
Reach level 100 in survival mode and defeat the last opponent to unlock the Guilty Gear mode option. Alternately, unlock Testament and Dizzy then successfully complete arcade mode without losing any rounds with the time option set at 60 seconds. This may be done with any difficulty and round number setting.

Alternate costumes
Hold [Start], [Triangle], or [X] when selecting a fighter at the character selection screen to choose three alternate costume colors.

Mecha Ky
Select Guilty Gear mode and choose Ky at the character selection screen.

Special attack
Press [Triangle] + [Square] during a match as any character.

Ki Kiske
After gaining Guilty Gear mode, Ki Kiske is the only one truly affected. He trips over his words, crawls on the ground, gains a new attack and alters two attacks. The [Down], [Back] + [X] and [Down], [Forward] + [Circle] attacks are different. Also, press [Forward], [Down], [Forward] + [Circle] with half a limit bar, he does his combo attack upwards.