No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  your moms chest hair | Expert | 14.09 minutes |
| (Co-op) l4d_hospital02_subway | your moms chest hair | Normal | 6.45 minutes |
| (Co-op) l4d_hospital03_sewers | your moms chest hair | Expert | 20.30 minutes |
| (Co-op) l4d_hospital03_sewers | your moms chest hair | Normal | 6.26 minutes |
| (Co-op) l4d_hospital04_interior | your moms chest hair | Expert | 10.34 minutes |
| (Co-op) l4d_hospital04_interior | your moms chest hair | Normal | 5.61 minutes |
| (Co-op) l4d_hospital05_rooftop | your moms chest hair | Normal | 9.88 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices | your moms chest hair | Advanced | 15.19 minutes |
| (Co-op) l4d_airport03_garage | your moms chest hair | Advanced | 21.06 minutes |
| (Co-op) l4d_airport03_garage | your moms chest hair | Normal | 11.69 minutes |
| (Co-op) l4d_airport04_terminal | your moms chest hair | Advanced | 6.86 minutes |
| (Co-op) l4d_airport04_terminal | your moms chest hair | Normal | 7.64 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | your moms chest hair | Normal | 3.47 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | your moms chest hair | Normal | 6.14 minutes |
| (Co-op) l4d_smalltown04_mainstreet | your moms chest hair | Normal | 4.91 minutes |
| (Co-op) l4d_smalltown05_houseboat | your moms chest hair | Advanced | 10.27 minutes |
| (Co-op) l4d_smalltown05_houseboat | your moms chest hair | Normal | 9.18 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm05_cornfield | your moms chest hair | Normal | 10.87 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | your moms chest hair | Normal | 7.55 minutes |
| (Co-op) l4d_garage02_lots | your moms chest hair | Normal | 10.44 minutes |
