The official Agar.io YouTube channel brings you a large collection of the best Agar.io videos by our favorite YouTubers. We update our playlists regularly, so make sure to SUBSCRIBE! ABOUT AGAR.IO: Agar.io is a multiplayer game where you control a tiny cell. By moving around and eating small food pellets as well as other players, you can grow larger and larger until you are the biggest cell on the server! You can also eject mass and split into multiple cells, all useful strategies to eat other players while avoiding the same fate! It’s simple, easy to learn and extremely addictive. Play Agar.io now on the web or download for iOS and Android devices!