Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 3.64 minutes |
| (Co-op) l4d_airport02_offices | | Advanced | 7.06 minutes |
| (Co-op) l4d_airport03_garage | | Advanced | 7.64 minutes |
| (Co-op) l4d_airport04_terminal | | Advanced | 7.75 minutes |
| (Co-op) l4d_airport05_runway | | Advanced | 11.31 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm04_barn | | Normal | 7.19 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 3.64 minutes |
| (Co-op) l4d_airport02_offices | | Advanced | 7.06 minutes |
| (Co-op) l4d_airport03_garage | | Advanced | 7.64 minutes |
| (Co-op) l4d_airport04_terminal | | Advanced | 7.75 minutes |
| (Co-op) l4d_airport05_runway | | Advanced | 11.31 minutes |
| (Co-op) l4d_farm04_barn | | Normal | 7.19 minutes |
| (Co-op) l4d_river03_port | | Advanced | 9.70 minutes |
| (Co-op) l4d_river03_port | | Advanced | 9.70 minutes |