Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_149_1 | Ghost | Advanced | 12.48 minutes |
| (Co-op) l4d_149_2 | Ghost | Advanced | 15.44 minutes |
| (Co-op) l4d_149_3 | Ghost | Advanced | 15.08 minutes |
| (Co-op) l4d_149_4 | Ghost | Advanced | 11.40 minutes |
| (Co-op) l4d_149_5 | Ghost | Advanced | 10.77 minutes |