Amnesia Collection 60% off on Steam
Amnesia: A Machine for Pigs is Steam's mid-week madness offer, so you can pick up the horror adventure on Linux Mac or PC at 50% off for just $10. If you doubt that'll give your cardiac system enough of a work out, you can grab the Amnesia Collection, which bundles A Machine for Pigs with original game The Dark Descent for $14. Never sleep again. I don't intend to.