The Steam Halloween Sale is on now. Save 50-75% off select spooky titles now through November 1st. Plenty of zombies, ghosts and horror to keep you busy all weekend.[/p] Source List of games on sale Some pretty nice deals in there. L4D1 and 2 are on sale again, though not as cheap as before. TF2 is $10 bucks again, and the Halloween event is darn fun. Lots of others for cheap as well. Check it out!