The second half of portal. It's scary to see how the inviorment that you are used to is falling apart and to realize that it's no longer just a test and they are really trying to kill you. GLaDOS really adds more to it.
Fun fact: The Glock 17 pistol in Half-Life can actually be fired underwater. I found it much more useful than the tranq-crossbow in taking care of those sharks.Kevin Maccaull said:Half-life when you get to the part with the giant prehistoric fish and you have to swim with it and all you have is tranq rounds to deal with it
Not to mention the very creepy questline with the man who seems to know an AWFUL lot about you...SteewpidZombie said:Playing Red Dead Redemption and doing the Stranger Mission in Armadillo about the cannibals in the hills...or the one with the Old Man who asks you to get flowers for his wife, then when you go in the shack you discover that his wife is a rotting corpse! (I was soooooooo disturbed by those side missions).
This, though I'm not sure it counts, since the Cradle was purposfully designed to be a horror level instead of accidentally.Korten12 said:If Thief: Deadly Shadows doesn't count as partial horror then - The Cradle.