Snake GamePlay is a massively multiplayer browser game.Snake GamePlay is a massively multiplayer browser game developed by Steve Howse. Players control an avatar resembling a snake or worm, which consumes multicolored pellets from other players, and ones that naturally spawn on the map in the game to grow in size. The objective of the game is to grow the longest snake in the server. Slither.io is similar in concept to the popular 2015 web game Agar.io and is reminiscent of the classic arcade game Snake.