No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  BumbleBri10 | Normal | 7.09 minutes |
| (Co-op) l4d_hospital03_sewers | BumbleBri10 | Normal | 5.61 minutes |
| (Co-op) l4d_hospital05_rooftop | BumbleBri10 | Advanced | 10.41 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_deadcity01_riverside | BumbleBri10 | Advanced | 12.68 minutes |
| (Co-op) l4d_deadcity03_bridge | BumbleBri10 | Advanced | 13.23 minutes |
| (Co-op) l4d_ihm01_forest | BumbleBri10 | Advanced | 5.52 minutes |
| (Co-op) l4d_stadium1_apartment | BumbleBri10 | Advanced | 7.22 minutes |
| (Co-op) l4d_stadium2_underground | BumbleBri10 | Advanced | 7.92 minutes |
| (Co-op) l4d_stadium3_city1 | BumbleBri10 | Advanced | 9.47 minutes |
| (Co-op) l4d_stadium4_city2 | BumbleBri10 | Advanced | 8.54 minutes |
