Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d2_city17_01 | HardZnak | Advanced | 7.11 seconds |
| (Co-op) l4d2_city17_02 | HardZnak | Advanced | 9.79 minutes |
| (Co-op) l4d2_city17_03 | HardZnak | Advanced | 12.10 minutes |
| (Co-op) l4d2_city17_04 | HardZnak | Advanced | 14.36 minutes |