Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Webster34 | Normal | 4.29 minutes |
| (Co-op) l4d_airport03_garage | Webster34 | Advanced | 10.92 minutes |
| (Co-op) l4d_airport04_terminal | Webster34 | Advanced | 6.01 minutes |
| (Co-op) l4d_airport05_runway | Webster34 | Advanced | 7.02 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | Webster34 | Advanced | 5.94 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Webster34 | Normal | 4.29 minutes |
| (Co-op) l4d_airport03_garage | Webster34 | Advanced | 10.92 minutes |
| (Co-op) l4d_airport04_terminal | Webster34 | Advanced | 6.01 minutes |
| (Co-op) l4d_airport05_runway | Webster34 | Advanced | 7.02 minutes |
| (Co-op) l4d_farm01_hilltop | Webster34 | Advanced | 5.94 minutes |