Mobile users can view the carnage here.
We all knew that Overkill, the team behind Payday: The Heist were working on some kind of crossover prequel for Valve's Left 4 Dead. Today we have this awesome No Mercy trailer which shows some of the gameplay in action.
We're still a little puzzled as to how or why this was brought to fruition, but we honestly can't wait to strap in and feel the heat.
By Stephen Heller - Bio