No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment |  Buffalo Bob | Normal | 3.28 minutes |
| (Co-op) l4d_hospital02_subway | Buffalo Bob | Normal | 6.45 minutes |
| (Co-op) l4d_hospital03_sewers | Buffalo Bob | Normal | 5.47 minutes |
| (Co-op) l4d_hospital04_interior | Buffalo Bob | Normal | 5.45 minutes |
