Biome3D.com is a great MMO game online which is very much the same as Agar.io game. The game takes you to a 3D map where you will direct your own cell and try to make it larger by eating a bunch of orbs that are scattering around the map. While hunting for your food, you should keep an eye on the bigger cells controlled by other real players. If they eat you, your game will be over! Try to dodge them as fast as you can, survive longer and become the biggest cell ever. Are you ready? Try the game now!