Play.TM writes: "To make a game instantaneously better, all you need to do is add zombies. That's video game design 101 and an irrefutable fact. So, where the cynics might think that Rockstar's decision to infect Red Dead Redemption's frontiers with hordes of ravenous zombie for its Undead Nightmare DLC is an exercise in placating every gamer's wishes, you'd be pretty much spot on. And there's nothing wrong with that, especially when you consider it's Red Dead Redemption with zombies! Zombies, for crying out loud!"