Betrayal.io: A Party Mystery is a fun guessing game that should be played with friends or lots of players in the game. In this game you are the star in the movie series BETRAYAL Your goal is to act as the role of the Betrayer or as a Crewmate (Friendly). As the Betrayer, you need to eliminate all the friendlies by killing them and not getting caught or voting them off! As a Friendly, you need to complete tasks and vote off the betrayer and survive! It's a very thrilling game that will give you that trust issues... Play now and find out who is the Betrayer..... It could be you!