"Mob Of The Feed The Beast AchievementTrophy" In mob of the dead "feed the beast"to "retrieve hells retriever" Feed The Beast Achievement Trophybr In Mob Of The Dead Retrieve Hells Retrieverbr br To complete this achievement you have to kill zombies nest to all 3 hell dogs,He will move when he has eaten enough zombies.br This video will show you how Complete The "Mob Of Dead The Feed The Beast Achievement"br br Subscribe For More br Or Leave A Comment Below We Always Reply ....