No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital02_subway | < blank > | Normal | 8.27 minutes |
| (Co-op) l4d_hospital04_interior | < blank > | Normal | 7.41 minutes |
| (Co-op) l4d_hospital05_rooftop | < blank > | Normal | 8.20 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | < blank > | Normal | 8.78 minutes |
| (Co-op) l4d_airport04_terminal | < blank > | Normal | 5.22 minutes |
| (Co-op) l4d_airport05_runway | < blank > | Normal | 5.88 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm04_barn | < blank > | Normal | 5.33 minutes |
| (Co-op) l4d_farm05_cornfield | < blank > | Normal | 8.84 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage01_alleys | < blank > | Normal | 38.99 seconds |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | < blank > | Normal | 8.78 minutes |
| (Co-op) l4d_airport04_terminal | < blank > | Normal | 5.22 minutes |
| (Co-op) l4d_airport05_runway | < blank > | Normal | 5.88 minutes |
| (Co-op) l4d_farm04_barn | < blank > | Normal | 5.33 minutes |
| (Co-op) l4d_farm05_cornfield | < blank > | Normal | 8.84 minutes |
| (Co-op) l4d_garage01_alleys | < blank > | Normal | 38.99 seconds |
| (Co-op) l4d_hospital02_subway | < blank > | Normal | 8.27 minutes |
| (Co-op) l4d_hospital04_interior | < blank > | Normal | 7.41 minutes |
| (Co-op) l4d_hospital05_rooftop | < blank > | Normal | 8.20 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Survival) l4d_sv_lighthouse | < blank > | Normal | 9.55 minutes |
| (Survival) l4d_sv_lighthouse | < blank > | Normal | 9.55 minutes |