Metacritic
Metacritic is a website that gives reviews on games, films, tv and music. They rate on a score out of 100 mainly most of the highest rating films have a rating of 92 or 91 for example the TV series Grimm has a low Metascore of 55 during season 1 but in season 2 the Metascore has gone up to 75. For the game Until Dawn it has a score 79 meaning that it is one of the highest rating Horror games.
Here is some of the reviews on the game Until Dawn each one of the reviews for Until Dawn were good each one of them saying how terrifying this game is.