Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  ishaangill12 | Normal | 4.40 minutes |
| (Co-op) l4d_airport02_offices | ishaangill12 | Normal | 7.86 minutes |
| (Co-op) l4d_airport03_garage | ishaangill12 | Normal | 9.81 minutes |
| (Co-op) l4d_airport04_terminal | ishaangill12 | Normal | 5.23 minutes |
| (Co-op) l4d_airport05_runway | ishaangill12 | Normal | 6.21 minutes |
