Bacterio.ca is a crazy free-to-play online multiplayer browser IO game that you can check now. The mission is to become the first player who can reach and take over the middle of the map. Controlling the center will give you extra points. To approach the location in the Bacterio.ca that you want, you have to overcome a long and dangerous journey. also, you need to shoot all of the enemies to get upgrades. Aside from that, you are able to pick up every item scattered across the environment. Have fun!