Braains.io is a fantastic survival .io game online. Your mission in Braains.io is to survive a zombie apocalypse within a given time limit. At first, you start as a human and you need to escape from zombies. If the zombies bite you, you become one of them and your objective becomes the exact opposite than before. Once you have became a zombie, your goal is to chase down all human characters and try to bite them. Navigate your character around the map using your arrows or W,A,S,D keys. If you are a human, try to hide inside buildings and behind large objects by moving them, so the zombies will have a hard time to find you. If you are a zombie just run as quickly as you can and try to transform as many humans as possible. Braains.io is one of the coolest strategy survival games at our site and you will have loads of fun while playing it. Whether you are a human or a zombie, try to do your best and become the winning team!