Valve’s Steam store continues its trend of weekend deals, offering the PC version of Call of Duty: World at War for half-price from today until Sunday, May 17 midnight. Regularly priced for download at $49.99, the game which includes the recently released Map Pack 1  is bargain at $24.99. Activision’s WWII-era FPS joins other titles such as of  Telltale Games’ Strongbad and Sam & Max series, which are also 50% off until the 18th. So hurry and grab those titles, the deal won’t last for ever.

[Via Joystiq]