
Thanks to Half-Life 2: Raising the Bar and the Half-Life 2 beta leak from 2003, we've had a few little looks at concepts Valve considered for the FPS sequel but had to cut during development. For instance, thanks to files found in the leaked version, we know there were plans for a level set on an icebreaker ship that would lead to a mini-submarine trip to an underwater base—an idea that ended up being re-used in the Half-Life 2: Episode 3 synopsis, and the fan game based on it... Read more.