No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | Kato | Advanced | 3.24 minutes |
| (Co-op) l4d_hospital03_sewers | Kato | Expert | 11.70 minutes |
| (Co-op) l4d_hospital04_interior | Kato | Expert | 8.11 minutes |
| (Co-op) l4d_hospital04_interior | Kato | Advanced | 10.96 minutes |
| (Co-op) l4d_hospital05_rooftop | Kato | Expert | 18.87 minutes |
| (Co-op) l4d_hospital05_rooftop | Kato | Advanced | 16.43 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | Kato | Advanced | 7.96 minutes |
| (Co-op) l4d_airport03_garage | Kato | Advanced | 12.57 minutes |
| (Co-op) l4d_airport04_terminal | Kato | Advanced | 7.96 minutes |
| (Co-op) l4d_airport05_runway | Kato | Advanced | 11.28 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | Kato | Expert | 4.62 minutes |
| (Co-op) l4d_smalltown01_caves | Kato | Advanced | 4.55 minutes |
| (Co-op) l4d_smalltown02_drainage | Kato | Expert | 7.80 minutes |
| (Co-op) l4d_smalltown02_drainage | Kato | Advanced | 7.50 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Kato | Expert | 9.79 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Kato | Advanced | 17.12 minutes |
| (Co-op) l4d_smalltown05_houseboat | Kato | Expert | 14.81 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage02_lots | Kato | Advanced | 17.18 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | Kato | Advanced | 7.96 minutes |
| (Co-op) l4d_airport03_garage | Kato | Advanced | 12.57 minutes |
| (Co-op) l4d_airport04_terminal | Kato | Advanced | 7.96 minutes |
| (Co-op) l4d_airport05_runway | Kato | Advanced | 11.28 minutes |
| (Co-op) l4d_garage02_lots | Kato | Advanced | 17.18 minutes |
| (Co-op) l4d_hospital01_apartment | Kato | Advanced | 3.24 minutes |
| (Co-op) l4d_hospital03_sewers | Kato | Expert | 11.70 minutes |
| (Co-op) l4d_hospital04_interior | Kato | Expert | 8.11 minutes |
| (Co-op) l4d_hospital04_interior | Kato | Advanced | 10.96 minutes |
| (Co-op) l4d_hospital05_rooftop | Kato | Expert | 18.87 minutes |
| (Co-op) l4d_hospital05_rooftop | Kato | Advanced | 16.43 minutes |
| (Co-op) l4d_river02_barge | Kato | Advanced | 11.44 minutes |
| (Co-op) l4d_river02_barge | Kato | Advanced | 11.44 minutes |
| (Co-op) l4d_river03_port | Kato | Advanced | 7.96 minutes |
| (Co-op) l4d_river03_port | Kato | Advanced | 7.96 minutes |
| (Co-op) l4d_smalltown01_caves | Kato | Expert | 4.62 minutes |
| (Co-op) l4d_smalltown01_caves | Kato | Advanced | 4.55 minutes |
| (Co-op) l4d_smalltown02_drainage | Kato | Expert | 7.80 minutes |
| (Co-op) l4d_smalltown02_drainage | Kato | Advanced | 7.50 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Kato | Expert | 9.79 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Kato | Advanced | 17.12 minutes |
| (Co-op) l4d_smalltown05_houseboat | Kato | Expert | 14.81 minutes |