Betrayal io is a remake of the extremely popular Among Us game with some new features and better graphics. In this multiplayer game you find yourself on the spaceship and have to find imposter on the ship who is killing crew members. The game continues until the spy is found and ejected from the ship or until the crew members are dead. Some more interesting features are waiting for you in this game. Enjoy the full version of the Betrayal io Unblocked at school for free.