Today's deal features Portal 2 for only $34.99. The sequel to one of Valve's most popular games includes an impressive single player mode as well as a full multiplayer co-op mode. This is one of the best first person puzzle games ever made that will definitely not disappoint. The game has incredible graphics as well as new propulsion and repulsion gels to add a new dimension to the already stellar gameplay. Head to the full story to get the direct link.