No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | NIETO | Expert | 23.34 seconds |
| (Co-op) l4d_hospital02_subway | NIETO | Expert | 8.63 minutes |
| (Co-op) l4d_hospital03_sewers | NIETO | Expert | 10.92 minutes |
| (Co-op) l4d_hospital05_rooftop | NIETO | Expert | 10.46 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage01_alleys | NIETO | Expert | 10.24 minutes |
| (Co-op) l4d_garage02_lots | NIETO | Expert | 20.11 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage01_alleys | NIETO | Expert | 10.24 minutes |
| (Co-op) l4d_garage02_lots | NIETO | Expert | 20.11 minutes |
| (Co-op) l4d_hospital01_apartment | NIETO | Expert | 23.34 seconds |
| (Co-op) l4d_hospital02_subway | NIETO | Expert | 8.63 minutes |
| (Co-op) l4d_hospital03_sewers | NIETO | Expert | 10.92 minutes |
| (Co-op) l4d_hospital05_rooftop | NIETO | Expert | 10.46 minutes |