Agar.io Cool Math is a popular Multiplayer browser game that was considered as a new phenomenon. MSN Free Games finally added this awesome strategy survival game to the collection. Move your blob around the map to search for the targets that are smaller than you, and then eat them up, find the matching color so that you can get bigger. While moving, be aware of the giant blobs surrounding you! Stay away from them, or run away as fast as possible, or else you will become their delicious meal. Join the game now and see how long you can survive!