Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d2_city17_01 | DirtyHarry | Normal | 35.25 seconds |
| (Co-op) l4d2_city17_02 | DirtyHarry | Normal | 11.37 minutes |
| (Co-op) l4d2_city17_03 | DirtyHarry | Normal | 9.54 minutes |
| (Co-op) l4d2_city17_04 | DirtyHarry | Normal | 12.14 minutes |
| (Co-op) l4d2_city17_05 | DirtyHarry | Normal | 9.32 minutes |