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.
If you know other secrets, hints, glitches or level guides, then please Submit your Cheats and share your insights with other players.
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