Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  AnAnonymousKiller | Normal | 2.83 minutes |
| (Co-op) l4d_airport02_offices | AnAnonymousKiller | Normal | 7.61 minutes |
| (Co-op) l4d_airport03_garage | AnAnonymousKiller | Normal | 6.63 minutes |
| (Co-op) l4d_airport04_terminal | AnAnonymousKiller | Normal | 4.31 minutes |
| (Co-op) l4d_airport05_runway | AnAnonymousKiller | Normal | 6.24 minutes |
