gulper.io - Play gulper.io Online - funny free online game. Gulper.io is awesome multiplayer snake game that takes inspiration Slither.io. You must take control of small glowing worm and try to grow bigger so that you can destroy other worms playing field. You can grow bigger by gulping glowing dots scattered around map. You must move quickly and keep eye out for enemies approaching as they will try and catch you out. Destroy your enemies by trapping them and making them slither into your own body. Can you become largest glow worm? , enjoy online game!