Slither.io or Slitherio is an amazing Snake-like multi-player Friv game online. Start as a small worm and eat colorful gems to grow bigger. If you touch other players snakes, you will be killed. Once your snake is dead, it splits into the colorful gems that can be then eaten by others. Once you are big enough, encircle other players snakes to force them to touch your body and be killed. Remember, that even the tiniest worms can kill the biggest monsters. That’s why this game is so addictive and fun. Become the largest snake around and get to the leaderboard in Slither.io!