No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  Hoss Bender | Normal | 8.05 minutes |
| (Co-op) l4d_hospital03_sewers | Hoss Bender | Advanced | 7.43 minutes |
| (Co-op) l4d_hospital04_interior | Hoss Bender | Advanced | 6.21 minutes |
| (Co-op) l4d_hospital05_rooftop | Hoss Bender | Advanced | 8.21 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | Hoss Bender | Normal | 2.97 minutes |
| (Co-op) l4d_airport02_offices | Hoss Bender | Normal | 9.13 minutes |
| (Co-op) l4d_airport03_garage | Hoss Bender | Normal | 9.68 minutes |
| (Co-op) l4d_airport04_terminal | Hoss Bender | Normal | 3.30 minutes |
| (Co-op) l4d_airport05_runway | Hoss Bender | Normal | 5.62 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown02_drainage | Hoss Bender | Normal | 4.06 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Hoss Bender | Normal | 7.31 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Hoss Bender | Normal | 8.25 minutes |
| (Co-op) l4d_smalltown05_houseboat | Hoss Bender | Normal | 9.11 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | Hoss Bender | Expert | 8.32 minutes |
| (Co-op) l4d_garage02_lots | Hoss Bender | Expert | 14.07 minutes |
