Betrayal.io is a multiplayer mystery game developed by End Game Interactive Inc. The game is available on Android devices and falls under the strategy subcategory of games.

In Betrayal.io, players work together in a crew of 6-12 to complete tasks around the map. However, there are betrayers among the crew who will try to cause disruptions and eliminate their fellow crewmates. Between rounds, players will discuss who the betrayer could be and vote on who they think is betraying the crew. The game offers multiple fun roles, such as crewmates, betrayers, sheriff, and jester, each with unique objectives and gameplay.

Betrayal.io also offers a variety of maps and modes, including the core mode, hide and seek mode, spaceship map, haunted mansion map, and a unique fishing lobby. Players can customize their characters with a wide range of features, garments, accessories, hats, and pets. The game is constantly evolving with new maps, modes, and cosmetics added regularly.

Overall, Betrayal.io is an easy-to-play and fun game with a unique art style and a constantly evolving gameplay experience.