Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d2_city17_01 | Marmite | Advanced | 7.66 minutes |
| (Co-op) l4d2_city17_02 | Marmite | Advanced | 15.50 minutes |
| (Co-op) l4d2_city17_03 | Marmite | Advanced | 23.30 minutes |
| (Co-op) l4d2_city17_04 | Marmite | Advanced | 27.48 minutes |