Red Dead Redemption Undead Nightmare Xbox 360 (Pre-owned)

A strange plague spreads across the American frontier, turning people into zombies. John Marston returns from his family life to find the world in chaos. Towns are overrun, friends are infected, and the dead walk the land.

John travels across the countryside to save survivors and search for a cure. Along the way, he meets strange characters, fights mythical creatures, and uncovers an ancient curse behind the outbreak.

In the end, John learns the truth about the undead plague, but the nightmare leaves the frontier forever changed.