Sony PSP :: Midway Arcade Treasures - Extended Play Cheat Codes

Pixel Perfect mode
Pause the game, then hold L + Down + Circle. You can now toggle screen sizes by pressing Square. Note: This only works in Single Player mode, and has no effect in the Mortal Kombat games or Cyberball 2072.

Kombat Kodes in Mortal Kombat 3
At the VS screen, press the following buttons to activate the corresponding Kombat Kode:

Infinite run: Press LP(4), BL(6), LK(6)

Play as Smoke: Press HP(1), BL(9), HK(2)

Fight Galaga: Press LP(6), BL(4), LK(2)

Fight Motaro: Press LP(9), BL(6), LK(9)

Fight Noob Saibot: Press LP(7), BL(6), LK(9)

Fight Shao Kahn: Press BL(3), LK(3)

Fight Smoke: Press LP(2), LK(5)

Dark Kombat: Press LP(6), BL(8), LK(8)

Psycho Kombat: Press LP(9), BL(8), LK(5)

Randper Kombat: Press LP(4), BL(6)

Blocks disabled: Press BL(2)

Player one has 1/4 energy: Press LP(7), LK(4)