Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | ProBooK | Advanced | 12.77 minutes |
| (Co-op) l4d_airport03_garage | ProBooK | Advanced | 6.72 minutes |
| (Co-op) l4d_airport04_terminal | ProBooK | Advanced | 8.08 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage02_lots | ProBooK | Normal | 14.39 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | ProBooK | Advanced | 12.77 minutes |
| (Co-op) l4d_airport03_garage | ProBooK | Advanced | 6.72 minutes |
| (Co-op) l4d_airport04_terminal | ProBooK | Advanced | 8.08 minutes |
| (Co-op) l4d_garage02_lots | ProBooK | Normal | 14.39 minutes |
| (Co-op) l4d_river03_port | ProBooK | Normal | 7.38 minutes |
| (Co-op) l4d_river03_port | ProBooK | Normal | 7.38 minutes |