Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  La Alter SynthV | Normal | 2.25 minutes |
| (Co-op) l4d_airport02_offices | La Alter SynthV | Normal | 7.73 minutes |
| (Co-op) l4d_airport03_garage | La Alter SynthV | Normal | 5.61 minutes |
| (Co-op) l4d_airport04_terminal | La Alter SynthV | Normal | 3.14 minutes |
| (Co-op) l4d_airport05_runway | La Alter SynthV | Normal | 6.06 minutes |
