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: Oct 10, 2007
- ESRB: Mature
Alternate Title Screen (Portal)
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From: Ultumit gamer
Posted on: 08-13-2014
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