Left 4 Dead 2 DLC trailer loses its head

More zombies than you can shake a shotgun at

The first Left 4 Dead 2 DLC trailer has hit the net showcasing The Sacrifice.

It starts off with a zombie getting absolutely leathered by a train before the undead get organised and generally start to make a nuisance of themselves.

Lot's of point-blank shotgun decapitations coming up:

Valve dated and detailed The Sacrifice DLC for both Left 4 Dead 1 and 2 on Monday.