You may already know zombies prefer to eat human brains unblocked. In Braains io you play as human or bloodthirsty zombie. Should you play as human, you have to hide from zombies and survive, should you play like a zombie, then you need to chase and tag a persons. Should you tag a persons, he turns into a zombie and would go to your team. Braains.io or brains IO is really a team multi-player online browser game. Enjoy and tell your buddies!