Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport04_terminal |  nate the great 2008 | Normal | 3.79 minutes |
| (Co-op) l4d_airport05_runway | nate the great 2008 | Normal | 4.76 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | nate the great 2008 | Advanced | 3.73 minutes |
| (Co-op) l4d_smalltown05_houseboat | nate the great 2008 | Advanced | 8.07 minutes |
