Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport03_garage |  dennyauxier | Advanced | 11.88 minutes |
| (Co-op) l4d_airport04_terminal | dennyauxier | Advanced | 8.53 minutes |
| (Co-op) l4d_airport05_runway | dennyauxier | Advanced | 10.21 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | dennyauxier | Advanced | 7.10 minutes |
