Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d2_city17_01 | Laughing Oddball | Advanced | 4.54 minutes |
| (Co-op) l4d2_city17_02 | Laughing Oddball | Normal | 5.67 minutes |
| (Co-op) l4d2_city17_03 | Laughing Oddball | Normal | 7.46 minutes |
| (Co-op) l4d2_city17_04 | Laughing Oddball | Normal | 14.51 minutes |
| (Co-op) l4d2_city17_05 | Laughing Oddball | Normal | 11.74 minutes |
| (Co-op) l4d2_ravenholmwar_1 | Laughing Oddball | Advanced | 8.08 minutes |
| (Co-op) l4d2_ravenholmwar_2 | Laughing Oddball | Advanced | 11.81 minutes |