Vampire: The Masquerade - Bloodlines, Dead Space, Bioshock, Plants vs. Zombies, Resident Evil 5, F.E.A.R. 3, Limbo, Dead Island and many more creepy and gruesome PC games are now on sale at Steam in their Halloween sale. We may not pay much attention to the famous annual holiday in Australia, but I'm sure some of you will make use of the savings....