Game Agar Io - is a browser online game. The essence of the game is that your "ball" you must move around the field, eating food, and other players, and thus become more collecting points. Food - a small point of different colors scattered across the map. Eat them, you get more, and the number of points increases.
The aim of the game is, that would be a huge ball, score the most points and become a leader. Highest points are shown in the upper left corner.