Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport03_garage |  Derpinzurpin | Normal | 7.39 minutes |
| (Co-op) l4d_airport04_terminal | Derpinzurpin | Normal | 7.27 minutes |
| (Co-op) l4d_airport05_runway | Derpinzurpin | Normal | 6.28 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | Derpinzurpin | Normal | 4.61 minutes |
