No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital03_sewers |  names arrow<--- | Normal | 7.23 minutes |
| (Co-op) l4d_hospital04_interior | names arrow<--- | Normal | 5.76 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | names arrow<--- | Normal | 2.89 minutes |
| (Co-op) l4d_airport02_offices | names arrow<--- | Normal | 7.16 minutes |
| (Co-op) l4d_airport03_garage | names arrow<--- | Normal | 8.83 minutes |
| (Co-op) l4d_airport04_terminal | names arrow<--- | Normal | 5.25 minutes |
| (Co-op) l4d_airport05_runway | names arrow<--- | Normal | 9.05 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | names arrow<--- | Normal | 4.68 minutes |
| (Co-op) l4d_smalltown02_drainage | names arrow<--- | Normal | 4.81 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | names arrow<--- | Normal | 4.93 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage02_lots | names arrow<--- | Normal | 12.06 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_deadcity01_riverside | names arrow<--- | Normal | 11.35 minutes |
