Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Normal | 3.68 minutes |
| (Co-op) l4d_airport04_terminal | | Normal | 4.31 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage01_alleys | | Normal | 46.80 seconds |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Normal | 3.68 minutes |
| (Co-op) l4d_airport04_terminal | | Normal | 4.31 minutes |
| (Co-op) l4d_garage01_alleys | | Normal | 46.80 seconds |
| (Co-op) l4d_river01_docks | | Normal | 8.19 minutes |
| (Co-op) l4d_river01_docks | | Normal | 8.19 minutes |
| (Co-op) l4d_river03_port | | Normal | 7.16 minutes |
| (Co-op) l4d_river03_port | | Normal | 7.16 minutes |