Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  HypNoT1C_SL1K | Advanced | 5.37 minutes |
| (Co-op) l4d_airport02_offices | HypNoT1C_SL1K | Advanced | 19.07 minutes |
| (Co-op) l4d_airport03_garage | HypNoT1C_SL1K | Advanced | 13.64 minutes |
| (Co-op) l4d_airport04_terminal | HypNoT1C_SL1K | Advanced | 10.47 minutes |
| (Co-op) l4d_airport05_runway | HypNoT1C_SL1K | Advanced | 12.65 minutes |
