Slither IO is a themed game Snake . This game is currently the best games in the world . The slither io unblocked game is a sequel to the slither io game.It helps to amalgamate the old concept of the snake game with a new concept that involves multi players at one point of time. The main aim of the game is to grow larger in size by eating up the smaller circles and then reaching to your destination. you can play for free at Bonk- io site. Have fun !