This page contains The Orange Box Unlockables for PC - Windows called "Left 4 Deadtrailer" and has been posted or updated on Feb 21, 2010 by reilly7h. Let us know what you think of this Unlockable by thumbs voting.
Left 4 Deadtrailer
To get a trailer for the upcoming Valve game Left 4 Dead, wait at the game selection screen (where you choose between Portal, Team Fortress, or Half-Life 2). After a few minutes you will be taken to a demo video of the three Orange Box games. Wait for the video to end, then wait again. The next time a video plays, it will be the Left 4 Dead trailer.
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