No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  FrееТР.оrg | Normal | 10.25 minutes |
| (Co-op) l4d_hospital03_sewers | FrееТР.оrg | Normal | 11.45 minutes |
| (Co-op) l4d_hospital04_interior | FrееТР.оrg | Normal | 12.87 minutes |
| (Co-op) l4d_hospital05_rooftop | FrееТР.оrg | Normal | 8.35 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices | FrееТР.оrg | Normal | 18.56 minutes |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Normal | 9.26 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Normal | 7.65 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | FrееТР.оrg | Normal | 2.81 minutes |
| (Co-op) l4d_smalltown02_drainage | FrееТР.оrg | Normal | 3.74 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | FrееТР.оrg | Normal | 3.73 minutes |
| (Co-op) l4d_smalltown04_mainstreet | FrееТР.оrg | Normal | 6.64 minutes |
| (Co-op) l4d_smalltown05_houseboat | FrееТР.оrg | Normal | 7.87 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | FrееТР.оrg | Normal | 12.10 minutes |
| (Co-op) l4d_garage02_lots | FrееТР.оrg | Normal | 8.37 minutes |
