User blog comment:Damac1214/Rumor: Map Pack 3 Leaked + Map Pack 3 Reveal Trailer coming soon/@comment-91.67.152.139-20130618144234/@comment-1263839-20130618195555

So you don't remember that the Thundergun has a very common effect of just making Zombies fall over/knock them down instead of killing them? Sometimes it even gibs them yet does 0 damage.