Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  MolsonMuscle | Normal | 4.17 minutes |
| (Co-op) l4d_airport02_offices | MolsonMuscle | Normal | 9.07 minutes |
| (Co-op) l4d_airport03_garage | MolsonMuscle | Normal | 7.22 minutes |
| (Co-op) l4d_airport04_terminal | MolsonMuscle | Normal | 5.60 minutes |
| (Co-op) l4d_airport05_runway | MolsonMuscle | Normal | 6.89 minutes |
