User blog comment:Spawny0908/UPDATE!!!!: The Free DLC pack is coming in...../@comment-2113545-20110912135244/@comment-3455248-20110913061124

I only got to play one round of Undead Overrun tonight. Started kind of weird. The coffin spawned, but no undead, just one normal woman standing near the coffin. The undead didn't spawn until the coffin was opened. After that it was business as usual, but that beginning was just odd.