Lil Guardian Pyro is the winner for the best overall prize at this year's Valve Saxxy annual animated film competition.
Valve have created Expiration Date, a 15 minute animated short featuring all the Team Fortress characters.
Valve's Source Filmmaker
Valve have announced the Source Filmmaker, their tool for creating animated films in a very intuitive way.
Portal 2 - Perpetual Testing Initiative
Valve are introducing the Perpetual Testing Initiative for Portal 2 with this new amusing trailer.