Well, it's the second Monday in January, meaning it's time to kick off the 31st Annual Zombie Awareness Week. (They're everywhere, you know!) Microsoft's doing its part, marking down Left 4 Dead 2's "The Passing" DLC and many other undead items this week on Xbox Live Marketplace.

XBLM "Deal of the Week" (through Sunday, Jan. 16)
  • Borderlands "Zombie Island" (DLC) - 400 Microsoft Points (down from 800 points)
  • Left 4 Dead "Crash Course" (DLC) - 240 MSP (down from 560 points)
  • Left 4 Dead 2 "The Passing" (DLC) - 240 MSP (down from 560 points)
  • The Dishwasher: Dead Samurai (XBLA) - 400 MSP (down from 800 points)
  • Zombie Apocalypse (XBLA) - 400 MSP (down from 800 points)
  • Zombie Avatar Costume - 160 MSP (down from 320 points)
  • Zombie Mask (Avatar item) - 80 MSP (down from 160 points)

Note: 80 Microsoft Points= $1.00

This article was originally published on Joystiq.