Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d2_city17_01 | gaoyuan | Normal | 5.24 minutes |
| (Co-op) l4d2_city17_02 | gaoyuan | Normal | 13.59 minutes |
| (Co-op) l4d2_city17_03 | gaoyuan | Normal | 12.35 minutes |
| (Co-op) l4d2_city17_04 | gaoyuan | Normal | 17.48 minutes |
| (Co-op) l4d2_city17_05 | gaoyuan | Normal | 9.84 minutes |