No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | Kato | Expert | 3.43 minutes |
| (Co-op) l4d_hospital02_subway | Kato | Expert | 10.15 minutes |
| (Co-op) l4d_hospital03_sewers | Kato | Expert | 10.78 minutes |
| (Co-op) l4d_hospital03_sewers | Kato | Advanced | 2.55 minutes |
| (Co-op) l4d_hospital04_interior | Kato | Expert | 7.40 minutes |
| (Co-op) l4d_hospital04_interior | Kato | Advanced | 9.95 minutes |
| (Co-op) l4d_hospital05_rooftop | Kato | Expert | 13.86 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Kato | Expert | 5.33 minutes |
| (Co-op) l4d_airport05_runway | Kato | Expert | 8.94 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | Kato | Expert | 4.53 minutes |
| (Co-op) l4d_smalltown01_caves | Kato | Advanced | 4.33 minutes |
| (Co-op) l4d_smalltown02_drainage | Kato | Expert | 5.68 minutes |
| (Co-op) l4d_smalltown02_drainage | Kato | Advanced | 9.86 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Kato | Expert | 7.69 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Kato | Advanced | 6.96 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Kato | Expert | 8.94 minutes |
| (Co-op) l4d_smalltown05_houseboat | Kato | Expert | 10.99 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage01_alleys | Kato | Expert | 1.04 minutes |
| (Co-op) l4d_garage02_lots | Kato | Expert | 11.57 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Kato | Expert | 5.33 minutes |
| (Co-op) l4d_airport05_runway | Kato | Expert | 8.94 minutes |
| (Co-op) l4d_garage01_alleys | Kato | Expert | 1.04 minutes |
| (Co-op) l4d_garage02_lots | Kato | Expert | 11.57 minutes |
| (Co-op) l4d_hospital01_apartment | Kato | Expert | 3.43 minutes |
| (Co-op) l4d_hospital02_subway | Kato | Expert | 10.15 minutes |
| (Co-op) l4d_hospital03_sewers | Kato | Expert | 10.78 minutes |
| (Co-op) l4d_hospital03_sewers | Kato | Advanced | 2.55 minutes |
| (Co-op) l4d_hospital04_interior | Kato | Expert | 7.40 minutes |
| (Co-op) l4d_hospital04_interior | Kato | Advanced | 9.95 minutes |
| (Co-op) l4d_hospital05_rooftop | Kato | Expert | 13.86 minutes |
| (Co-op) l4d_river01_docks | Kato | Expert | 10.25 minutes |
| (Co-op) l4d_river01_docks | Kato | Expert | 10.25 minutes |
| (Co-op) l4d_river02_barge | Kato | Advanced | 12.67 minutes |
| (Co-op) l4d_river02_barge | Kato | Advanced | 12.67 minutes |
| (Co-op) l4d_smalltown01_caves | Kato | Expert | 4.53 minutes |
| (Co-op) l4d_smalltown01_caves | Kato | Advanced | 4.33 minutes |
| (Co-op) l4d_smalltown02_drainage | Kato | Expert | 5.68 minutes |
| (Co-op) l4d_smalltown02_drainage | Kato | Advanced | 9.86 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Kato | Expert | 7.69 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Kato | Advanced | 6.96 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Kato | Expert | 8.94 minutes |
| (Co-op) l4d_smalltown05_houseboat | Kato | Expert | 10.99 minutes |