Rockstar just can’t get enough media out about the new zombified DLC for Red Dead Redemption, Undead Nightmare. The official launch trailer is here, and it hit us like a bullet to the cranium. This trailer demonstrates one final twisted look at what awaits players who decided to journey onward in this gory tale of nightmares and ghouls. The new DLC hits tomorrow for PS3 and Xbox 360, costing $9.99 and 800 Microsoft Points Respectively.