Play against other people online! Can you become the biggest snake? Watch out - if your head touches another snake, you will explode and then it's game over. But if you get other snakes to run into YOU, then THEY will explode and you can eat their remains! Even the tiniest have a a fighting chance in Slither.io! If you're a nimble navigator, you can swerve in front of a much larger snake to defeat them - no matter what size you are! The biggest snake of the day gets to set a victory message that the ENTIRE WORLD will see! Source: The Game Website.