This is a fabulous .io game that you can play here on CrazyGames in your browser, for free. This addictive .io game is made with HTML5 to work in modern browsers. Sl4sh.io has been played 21,246 times and has been rated 7.5 out of 10 by 163 people. Did you like playing this .io game? Then check out our other .io games such as Surviv.io (Survivio) and Battl.io.