Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d2_city17_01 | BlackSG | Advanced | 8.62 minutes |
| (Co-op) l4d2_city17_02 | BlackSG | Advanced | 14.21 minutes |
| (Co-op) l4d2_city17_03 | BlackSG | Advanced | 13.46 minutes |
| (Co-op) l4d2_city17_04 | BlackSG | Advanced | 15.99 minutes |