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Alien Syndrome for Sony PSP has 2 cheat codes at the moment.
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Cheating Dome presents: Alien Syndrome for Sony PSP
Alien Syndrome
Cheating for
Alien Syndrome
Printer friendly version
Unlock Expert Difficulty
Beat the game on Hard Difficulty.
Unlock Hard Difficulty
Beat the game on Normal Difficulty.
All Systems
3DO
Amiga
Amiga CD32
Android
Arcade
Atari 2600
Atari 5200
Atari 7800
C64
CD-i
Colecovision
Dreamcast
DVD Video
Facebook
Game Gear
Game.Com
Gameboy
Gameboy Col
GameCube
GBA
Genesis
Intellivision
iPad
iPhone iPod
Jaguar
Lynx
Macintosh
Master sys
Megadrive
Mobile
Neo*Geo
Neo*Geo p
NES
N-Gage
Nintendo 3DS
Nintendo 64
Nintendo DS
Nintendo Wii
PC
Pinball
PlayStation
PlayStation 2
PlayStation 3
Saturn
Sega 32X
Sega CD
SNES
Sony PSP
TurboGrafx
Vectrex
Virtual Boy
Vita
Wii U
Win. Mobile
Xbox
Xbox 360
Zeebo
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