The old portal gun trailer back from Beta 1.3_01. Good times.
A little short I made:
Selected Community Videos
Here’s a really good trailer made by Volxleet
Here’s an awesome mod spotlight by Direwolf20, explaining what’s new in 1.1.0v2.
Here’s the sequel to his spotlight, showcasing the new features added to 1.2.5v1 since his last video
This here’s a nice remake of the Portal 2 ending by gruntpie224