For a horror game to stand out from the competition, it needs come across as immersive and believable. One way developers go about achieving this is by making sound an important part of the core gameplay. While it's not uncommon for horror games to include bait mechanics, where players can toss out a rock while sneaking around an area to cause a distraction, some titles have taken this to the extreme, forcing players to be more strategic when it comes to navigating their environments.