No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  buffthestuff | Advanced | 12.25 minutes |
| (Co-op) l4d_hospital03_sewers | buffthestuff | Advanced | 13.26 minutes |
| (Co-op) l4d_hospital04_interior | buffthestuff | Advanced | 5.98 minutes |
| (Co-op) l4d_hospital05_rooftop | buffthestuff | Advanced | 9.35 minutes |
