No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital02_subway | PATRON | Advanced | 1.10 minutes |
| (Co-op) l4d_hospital03_sewers | PATRON | Advanced | 6.69 minutes |
| (Co-op) l4d_hospital04_interior | PATRON | Advanced | 6.57 minutes |
| (Co-op) l4d_hospital05_rooftop | PATRON | Expert | 7.22 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital02_subway | PATRON | Advanced | 1.10 minutes |
| (Co-op) l4d_hospital03_sewers | PATRON | Advanced | 6.69 minutes |
| (Co-op) l4d_hospital04_interior | PATRON | Advanced | 6.57 minutes |
| (Co-op) l4d_hospital05_rooftop | PATRON | Expert | 7.22 minutes |