Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_149_1 | sto1tz | Advanced | 10.59 minutes |
| (Co-op) l4d_149_2 | sto1tz | Advanced | 12.96 minutes |
| (Co-op) l4d_149_3 | sto1tz | Advanced | 14.29 minutes |
| (Co-op) l4d_149_4 | sto1tz | Advanced | 11.06 minutes |
| (Co-op) l4d_149_5 | sto1tz | Advanced | 9.01 minutes |