Today, Valve corp. made the announcement that they have created five free-to-play games for Steam;
- Spiral Knights
- Forsaken Worlds
- Global Agenda: Free Agent
- Alliance of Valiant Arms.
- Champions Online: Free for All
The games are completely free to play. However, a payment must be made to purchase items in the game. Playing this week, in celebration, will give the able to receive a number of perks. The exclusive items in game is a hush-hush matter at the moment, though Valve have confirmed they'll release more info in the next few days.