This page contains The Orange Box Unlockables for Xbox 360 called "Alternate Title Screen (Portal)" and has been posted or updated on Oct 16, 2007 by skittelboo. Let us know what you think of this Unlockable by thumbs voting.
- Developer: Valve Software
- Publisher: EA Games
- Genre: Action Shooter First-Person
- Release Date: Oct 10, 2007
- ESRB: Mature
- Other Platforms
Alternate Title Screen (Portal)
Complete the game.
Stuck on this game? Set a specific, clearly defined question and let others answer your question or view answers to previously asked questions. If you think you are an The Orange Box expert then please try to help others with their questions.