Agario unblocked is one of the most popular io unblocked games in the world. This great unblocked game became very popular and played by millions all over the world. The game became so successful that it developed for all kinds of gaming platforms. You can play Agario unblocked whenever you want without any limitations and have fun. In this free unblocked game, you are going to control a ball and try to eliminate your opponents, who are real players just like you, by catching them. The more players you eliminate, the bigger your ball will get. However, keep in mind that your movement speed will be reduced as you keep getting bigger.