Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 3.02 minutes |
| (Co-op) l4d_airport03_garage | | Expert | 8.96 minutes |
| (Co-op) l4d_airport03_garage | | Normal | 12.48 minutes |
| (Co-op) l4d_airport04_terminal | | Normal | 7.21 minutes |
| (Co-op) l4d_airport05_runway | | Normal | 7.43 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | | Normal | 31.66 seconds |
| (Co-op) l4d_smalltown02_drainage | | Advanced | 4.27 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | | Advanced | 4.79 minutes |
| (Co-op) l4d_smalltown04_mainstreet | | Advanced | 4.89 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 3.02 minutes |
| (Co-op) l4d_airport03_garage | | Expert | 8.96 minutes |
| (Co-op) l4d_airport03_garage | | Normal | 12.48 minutes |
| (Co-op) l4d_airport04_terminal | | Normal | 7.21 minutes |
| (Co-op) l4d_airport05_runway | | Normal | 7.43 minutes |
| (Co-op) l4d_smalltown01_caves | | Normal | 31.66 seconds |
| (Co-op) l4d_smalltown02_drainage | | Advanced | 4.27 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | | Advanced | 4.79 minutes |
| (Co-op) l4d_smalltown04_mainstreet | | Advanced | 4.89 minutes |