The following are known CWCheat Codes for Mortal Kombat: Unchained on Sony Playstation Portable (PSP).

_S ULES-00353
_G Mortal Kombat Unchained [EU]
_C0 Big Size Mod
_L 0x1011F020 0x00003FA0
_C0 Faster Gameplay Speed
_L 0x101E04AC 0x00003FF0
_C0 GBA Quality
_L 0x102297B0 0x00003FC0
_C0 Gold Koins 65535
_L 0x105992A4 0x0000FFFF
_L 0x1059D724 0x0000FFFF
_C0 Jade Koins 65535
_L 0x1059929C 0x0000FFFF
_C0 MKSM Camera Mode
_L 0x10044A9C 0x00004010
_L 0x10044900 0x00004000
_L 0x1004B8C4 0x00003F80
_L 0x10314DF2 0x00003F7C
_C1 Must Be On!!!
_L 0x102297B0 0x00003F80
_L 0x1011F020 0x00003F80
_L 0x1004B8C4 0x00003F80
_L 0x101FF1F8 0x00003F80
_L 0x1029EB28 0x00003F00
_C0 P1 inf Health all
_L 0x20343870 0x3F800000
_L 0x205953B8 0x3F800000
_L 0x2059575C 0x3F614700
_C0 P2 Damage Mod
_L 0x101908C8 0x00003EC0
_C0 P2 no wins in puzzle
_L 0x002FA870 0x00000000
_L 0x003025A8 0x00000000
_L 0x00595460 0x00000000
_L 0x00599780 0x00000000
_C0 Platinum Koins 65535
_L 0x10599290 0x0000FFFF
_C0 Puzzle Mode
_L 0x1011F020 0x00003F37
_C0 Ruby Koins 65535
_L 0x105992A0 0x0000FFFF
_L 0x1059D720 0x0000FFFF
_C0 Sapphire Koins 65535
_L 0x10599298 0x0000FFFF
_C0 Silver Koins 65535
_L 0x10599294 0x0000FFFF
_C0 Slow Gameplay Speed
_L 0x101E04AC 0x00003F70
_C0 Upside-Down Screen
_L 0x1029EB28 0x00003F80