Pandora's box

The year is 20XX. Everything was fine until scientists unleashed a zombie virus in an attempt to achieve immortality, but it went wrong and unleashed a virus that was quickly named Pandora's box. Dang not sure if this is a flop so far it is because zero plays Edit: did some editing to make sure the ai remembers it's a zombie apocalypse scenario also let me know if you want any zombies types to be added or name the infected zombies. Need suggestions on what zombie types to be added . Edit added a zombie type