Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  thatonenoob | Normal | 2.04 minutes |
| (Co-op) l4d_airport03_garage | thatonenoob | Advanced | 8.66 minutes |
| (Co-op) l4d_airport04_terminal | thatonenoob | Advanced | 4.48 minutes |
| (Co-op) l4d_airport05_runway | thatonenoob | Advanced | 6.36 minutes |
