This page contains Alien Syndrome Unlockables for PSP called "Unlock Extra Difficulties" and has been posted or updated on Aug 1, 2007 by shuhei.
- Developer: Totally Games
- Publisher: Sega
- Genre: Role-Playing Action RPG
- Release: Jul 24, 2007
- ESRB: Teen
Unlock Extra Difficulties
In order to unlock the other two game difficulties, Hard and Expert, you must beat the game on the previous difficulty.
Please submit a problem for any incomplete, non-working or fake cheat listed above.Back to all Cheats
Stuck in this game? Set a specific, clearly defined question and let other gamers answer your question or view answers to previously asked questions. If you think you are an expert then please try to help others with their questions.