No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment |  Project Rayn | Advanced | 4.87 minutes |
| (Co-op) l4d_hospital02_subway | Project Rayn | Advanced | 7.84 minutes |
| (Co-op) l4d_hospital03_sewers | Project Rayn | Advanced | 9.82 minutes |
| (Co-op) l4d_hospital04_interior | Project Rayn | Advanced | 6.83 minutes |
