No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | MASHA | Advanced | 2.59 minutes |
| (Co-op) l4d_hospital02_subway | MASHA | Advanced | 6.95 minutes |
| (Co-op) l4d_hospital03_sewers | MASHA | Advanced | 7.34 minutes |
| (Co-op) l4d_hospital04_interior | MASHA | Advanced | 7.49 minutes |
| (Co-op) l4d_hospital05_rooftop | MASHA | Advanced | 7.80 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | MASHA | Normal | 6.75 minutes |
| (Co-op) l4d_airport05_runway | MASHA | Normal | 7.14 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | MASHA | Advanced | 3.95 minutes |
| (Co-op) l4d_smalltown02_drainage | MASHA | Expert | 6.01 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | MASHA | Expert | 6.91 minutes |
| (Co-op) l4d_smalltown05_houseboat | MASHA | Expert | 13.83 minutes |
| (Co-op) l4d_smalltown05_houseboat | MASHA | Normal | 10.24 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | MASHA | Normal | 3.34 minutes |
| (Co-op) l4d_farm02_traintunnel | MASHA | Normal | 5.67 minutes |
| (Co-op) l4d_farm03_bridge | MASHA | Normal | 6.70 minutes |
| (Co-op) l4d_farm04_barn | MASHA | Normal | 5.27 minutes |
| (Co-op) l4d_farm05_cornfield | MASHA | Normal | 8.69 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage01_alleys | MASHA | Normal | 10.54 minutes |
| (Co-op) l4d_garage02_lots | MASHA | Advanced | 9.74 minutes |
| (Co-op) l4d_garage02_lots | MASHA | Normal | 12.13 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | MASHA | Normal | 6.75 minutes |
| (Co-op) l4d_airport05_runway | MASHA | Normal | 7.14 minutes |
| (Co-op) l4d_farm01_hilltop | MASHA | Normal | 3.34 minutes |
| (Co-op) l4d_farm02_traintunnel | MASHA | Normal | 5.67 minutes |
| (Co-op) l4d_farm03_bridge | MASHA | Normal | 6.70 minutes |
| (Co-op) l4d_farm04_barn | MASHA | Normal | 5.27 minutes |
| (Co-op) l4d_farm05_cornfield | MASHA | Normal | 8.69 minutes |
| (Co-op) l4d_garage01_alleys | MASHA | Normal | 10.54 minutes |
| (Co-op) l4d_garage02_lots | MASHA | Advanced | 9.74 minutes |
| (Co-op) l4d_garage02_lots | MASHA | Normal | 12.13 minutes |
| (Co-op) l4d_hospital01_apartment | MASHA | Advanced | 2.59 minutes |
| (Co-op) l4d_hospital02_subway | MASHA | Advanced | 6.95 minutes |
| (Co-op) l4d_hospital03_sewers | MASHA | Advanced | 7.34 minutes |
| (Co-op) l4d_hospital04_interior | MASHA | Advanced | 7.49 minutes |
| (Co-op) l4d_hospital05_rooftop | MASHA | Advanced | 7.80 minutes |
| (Co-op) l4d_river01_docks | MASHA | Normal | 9.97 minutes |
| (Co-op) l4d_river01_docks | MASHA | Normal | 9.97 minutes |
| (Co-op) l4d_smalltown01_caves | MASHA | Advanced | 3.95 minutes |
| (Co-op) l4d_smalltown02_drainage | MASHA | Expert | 6.01 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | MASHA | Expert | 6.91 minutes |
| (Co-op) l4d_smalltown05_houseboat | MASHA | Expert | 13.83 minutes |
| (Co-op) l4d_smalltown05_houseboat | MASHA | Normal | 10.24 minutes |