User blog comment:Fist of Dollars/Ideas to Improve Undead OverRun/@comment-87.60.79.61-20110809200158/@comment-174.71.103.216-20120810061820

I think that would be a bit too close to black ops 1. I like the originality of the game where you are not seen as a zombie killing hero and 2. Rockstar could get sued for breaking terms of copyright