No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital02_subway | David Guetta | Normal | 9.05 minutes |
| (Co-op) l4d_hospital03_sewers | David Guetta | Normal | 10.07 minutes |
| (Co-op) l4d_hospital04_interior | David Guetta | Normal | 10.51 minutes |
| (Co-op) l4d_hospital05_rooftop | David Guetta | Normal | 13.88 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | David Guetta | Normal | 5.97 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | David Guetta | Advanced | 9.38 minutes |
| (Co-op) l4d_smalltown05_houseboat | David Guetta | Expert | 14.95 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital02_subway | David Guetta | Normal | 9.05 minutes |
| (Co-op) l4d_hospital03_sewers | David Guetta | Normal | 10.07 minutes |
| (Co-op) l4d_hospital04_interior | David Guetta | Normal | 10.51 minutes |
| (Co-op) l4d_hospital05_rooftop | David Guetta | Normal | 13.88 minutes |
| (Co-op) l4d_smalltown01_caves | David Guetta | Normal | 5.97 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | David Guetta | Advanced | 9.38 minutes |
| (Co-op) l4d_smalltown05_houseboat | David Guetta | Expert | 14.95 minutes |