No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  Marshal Kazar | Expert | 15.84 minutes |
| (Co-op) l4d_hospital03_sewers | Marshal Kazar | Expert | 18.38 minutes |
| (Co-op) l4d_hospital04_interior | Marshal Kazar | Expert | 9.65 minutes |
| (Co-op) l4d_hospital05_rooftop | Marshal Kazar | Expert | 8.91 minutes |
