User blog comment:Argorrath/Treyarch posts a message of zombies; possibly hinting to a DLC 4/@comment-71.197.43.36-20130805144538/@comment-71.38.157.8-20130806054156

Haha PTG those guys like to cram there info/ Theory's down your throat and accept it and if you think there wrong or have another theory they don't want to hear it