Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | ghost | Normal | 11.05 minutes |
| (Co-op) l4d_airport04_terminal | ghost | Normal | 5.76 minutes |
| (Co-op) l4d_airport05_runway | ghost | Normal | 10.34 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage01_alleys | ghost | Normal | 1.25 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | ghost | Normal | 11.05 minutes |
| (Co-op) l4d_airport04_terminal | ghost | Normal | 5.76 minutes |
| (Co-op) l4d_airport05_runway | ghost | Normal | 10.34 minutes |
| (Co-op) l4d_garage01_alleys | ghost | Normal | 1.25 minutes |