Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d2_city17_01 | 36th Chamber | Normal | 5.50 minutes |
| (Co-op) l4d2_city17_02 | 36th Chamber | Normal | 10.51 minutes |
| (Co-op) l4d2_city17_03 | 36th Chamber | Normal | 10.17 minutes |
| (Co-op) l4d2_city17_04 | 36th Chamber | Normal | 15.08 minutes |
| (Co-op) l4d2_city17_05 | 36th Chamber | Normal | 9.66 minutes |