this would hapen everywhere. people would try to evacuate to places like Madagascar. People infected not zombies yet plus they would wash up on the beaches from the ocean.
I can see this with a generated world hey all the people are killing each other with a mix of more death from mystical creatures. it would almost be like our world
 "Zombie Pandemic"){kind=icon}
 "Rebuild 2"){kind=icon}
 "Doodle God"){kind=icon}