This page contains Killzone: Liberation Unlockables for PSP called "Unlock Extras" and has been posted or updated on May 10, 2007 by Jaga. Let us know what you think of this Unlockable by thumbs voting.
In order to unlock some of the extra content, you must do the follwing:
|Unlockable:||How to Unlock:|
|Concept art pack #1||Finish Single Player Campaign 3-4 on Normal|
|Indepth character profiles #1||Finish Single Player Campaign 1-1 on Easy|
|Indepth character profiles #4||Finish Single Player Campaign 4-4 on Easy|
|Jukebox||Finish Single Player Campaign 2-4 on Normal|
|Multiplayer Character: Cobar||Finish Single Player Campaign 4-4 on Hard|
|Multiplayer Character: Evelyn||Finish Single Player Campaign 4-4 on Normal|
|Wallpaper pack #1||Finish Single Player Campaign 1-4 on Easy|
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