No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment |  dumbass | Expert | 2.34 minutes |
| (Co-op) l4d_hospital01_apartment | dumbass | Advanced | 2.47 minutes |
| (Co-op) l4d_hospital01_apartment | dumbass | Normal | 2.70 minutes |
| (Co-op) l4d_hospital02_subway | dumbass | Expert | 5.11 minutes |
| (Co-op) l4d_hospital02_subway | dumbass | Advanced | 5.67 minutes |
| (Co-op) l4d_hospital02_subway | dumbass | Normal | 4.61 minutes |
| (Co-op) l4d_hospital03_sewers | dumbass | Expert | 3.53 minutes |
| (Co-op) l4d_hospital03_sewers | dumbass | Advanced | 5.67 minutes |
| (Co-op) l4d_hospital03_sewers | dumbass | Normal | 4.31 minutes |
| (Co-op) l4d_hospital04_interior | dumbass | Expert | 4.87 minutes |
| (Co-op) l4d_hospital04_interior | dumbass | Advanced | 4.82 minutes |
| (Co-op) l4d_hospital04_interior | dumbass | Normal | 4.34 minutes |
| (Co-op) l4d_hospital05_rooftop | dumbass | Expert | 6.32 minutes |
| (Co-op) l4d_hospital05_rooftop | dumbass | Advanced | 6.69 minutes |
| (Co-op) l4d_hospital05_rooftop | dumbass | Normal | 6.05 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | dumbass | Expert | 4.47 minutes |
| (Co-op) l4d_airport01_greenhouse | dumbass | Advanced | 3.14 minutes |
| (Co-op) l4d_airport01_greenhouse | dumbass | Normal | 1.33 minutes |
| (Co-op) l4d_airport02_offices | dumbass | Expert | 9.23 minutes |
| (Co-op) l4d_airport02_offices | dumbass | Advanced | 6.31 minutes |
| (Co-op) l4d_airport02_offices | dumbass | Normal | 6.49 minutes |
| (Co-op) l4d_airport03_garage | dumbass | Expert | 8.79 minutes |
| (Co-op) l4d_airport03_garage | dumbass | Advanced | 8.32 minutes |
| (Co-op) l4d_airport03_garage | dumbass | Normal | 3.85 minutes |
| (Co-op) l4d_airport04_terminal | dumbass | Expert | 4.63 minutes |
| (Co-op) l4d_airport04_terminal | dumbass | Advanced | 3.13 minutes |
| (Co-op) l4d_airport04_terminal | dumbass | Normal | 3.08 minutes |
| (Co-op) l4d_airport05_runway | dumbass | Expert | 7.02 minutes |
| (Co-op) l4d_airport05_runway | dumbass | Advanced | 5.78 minutes |
| (Co-op) l4d_airport05_runway | dumbass | Normal | 5.15 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | dumbass | Expert | 4.48 minutes |
| (Co-op) l4d_smalltown01_caves | dumbass | Advanced | 3.01 minutes |
| (Co-op) l4d_smalltown01_caves | dumbass | Normal | 3.06 minutes |
| (Co-op) l4d_smalltown02_drainage | dumbass | Expert | 4.03 minutes |
| (Co-op) l4d_smalltown02_drainage | dumbass | Advanced | 4.23 minutes |
| (Co-op) l4d_smalltown02_drainage | dumbass | Normal | 4.79 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | dumbass | Expert | 6.33 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | dumbass | Advanced | 4.94 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | dumbass | Normal | 3.73 minutes |
| (Co-op) l4d_smalltown04_mainstreet | dumbass | Expert | 4.47 minutes |
| (Co-op) l4d_smalltown04_mainstreet | dumbass | Advanced | 6.86 minutes |
| (Co-op) l4d_smalltown04_mainstreet | dumbass | Normal | 4.14 minutes |
| (Co-op) l4d_smalltown05_houseboat | dumbass | Expert | 8.82 minutes |
| (Co-op) l4d_smalltown05_houseboat | dumbass | Advanced | 9.02 minutes |
| (Co-op) l4d_smalltown05_houseboat | dumbass | Normal | 7.88 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | dumbass | Expert | 3.10 minutes |
| (Co-op) l4d_farm01_hilltop | dumbass | Advanced | 3.23 minutes |
| (Co-op) l4d_farm01_hilltop | dumbass | Normal | 2.67 minutes |
| (Co-op) l4d_farm02_traintunnel | dumbass | Expert | 4.41 minutes |
| (Co-op) l4d_farm02_traintunnel | dumbass | Advanced | 6.25 minutes |
| (Co-op) l4d_farm02_traintunnel | dumbass | Normal | 5.50 minutes |
| (Co-op) l4d_farm03_bridge | dumbass | Expert | 3.39 minutes |
| (Co-op) l4d_farm03_bridge | dumbass | Advanced | 5.97 minutes |
| (Co-op) l4d_farm03_bridge | dumbass | Normal | 4.39 minutes |
| (Co-op) l4d_farm04_barn | dumbass | Expert | 3.88 minutes |
| (Co-op) l4d_farm04_barn | dumbass | Advanced | 5.04 minutes |
| (Co-op) l4d_farm04_barn | dumbass | Normal | 3.72 minutes |
| (Co-op) l4d_farm05_cornfield | dumbass | Expert | 10.02 minutes |
| (Co-op) l4d_farm05_cornfield | dumbass | Advanced | 9.44 minutes |
| (Co-op) l4d_farm05_cornfield | dumbass | Normal | 7.87 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | dumbass | Expert | 11.18 minutes |
| (Co-op) l4d_garage01_alleys | dumbass | Advanced | 10.54 minutes |
| (Co-op) l4d_garage01_alleys | dumbass | Normal | 7.25 minutes |
| (Co-op) l4d_garage02_lots | dumbass | Expert | 10.56 minutes |
| (Co-op) l4d_garage02_lots | dumbass | Advanced | 9.43 minutes |
| (Co-op) l4d_garage02_lots | dumbass | Normal | 9.07 minutes |
