Agar.io unblocked game is an online multiplayer game. Grow by eating your opponents in this game, which has become one of the most popular games in the world and is an indispensable browser game for millions of gamers worldwide. Yes, all you have to do in the game is to move the computer mouse and eat your opponents who are smaller than you. In the Agar.io game, there are difficult opponents as well as easy opponents. In order not to lose, do not eat the competitors that are bigger in size, eat the smaller ones. Playing the game by its rules wins you the game.