Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_deathaboard01_prison | Dr. Tu | Normal | 9.58 minutes |
| (Co-op) l4d_deathaboard02_yard | Dr. Tu | Normal | 9.82 minutes |
| (Co-op) l4d_deathaboard03_docks | Dr. Tu | Normal | 9.59 minutes |
| (Co-op) l4d_deathaboard04_ship | Dr. Tu | Normal | 10.70 minutes |