Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  i do weed ★ | Normal | 3.64 minutes |
| (Co-op) l4d_airport02_offices | i do weed ★ | Normal | 6.61 minutes |
| (Co-op) l4d_airport03_garage | i do weed ★ | Normal | 6.33 minutes |
| (Co-op) l4d_airport04_terminal | i do weed ★ | Normal | 4.40 minutes |
