| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | husky | Expert | 3.02 minutes |
| (Co-op) l4d_airport02_offices | husky | Expert | 8.73 minutes |
| (Co-op) l4d_airport03_garage | husky | Expert | 11.55 minutes |
| (Co-op) l4d_airport04_terminal | husky | Expert | 6.32 minutes |
| (Co-op) l4d_airport05_runway | husky | Expert | 8.31 minutes |
| (Co-op) l4d_farm01_hilltop | husky | Expert | 4.51 minutes |
| (Co-op) l4d_farm02_traintunnel | husky | Expert | 5.97 minutes |
| (Co-op) l4d_farm03_bridge | husky | Expert | 5.98 minutes |
| (Co-op) l4d_farm04_barn | husky | Expert | 4.36 minutes |
| (Co-op) l4d_farm05_cornfield | husky | Expert | 10.51 minutes |
| (Co-op) l4d_garage01_alleys | husky | Expert | 9.34 minutes |
| (Co-op) l4d_garage02_lots | husky | Expert | 14.78 minutes |
| (Co-op) l4d_hospital01_apartment | husky | Expert | 2.52 minutes |
| (Co-op) l4d_hospital02_subway | husky | Expert | 10.82 minutes |
| (Co-op) l4d_hospital03_sewers | husky | Expert | 8.25 minutes |
| (Co-op) l4d_hospital04_interior | husky | Expert | 6.33 minutes |
| (Co-op) l4d_hospital05_rooftop | husky | Expert | 9.43 minutes |
| (Co-op) l4d_hospital05_rooftop | husky | Advanced | 11.56 minutes |
| (Co-op) l4d_river01_docks | husky | Expert | 13.31 minutes |
| (Co-op) l4d_river01_docks | husky | Expert | 13.31 minutes |
| (Co-op) l4d_river01_docks | husky | Advanced | 10.36 minutes |
| (Co-op) l4d_river01_docks | husky | Advanced | 10.36 minutes |
| (Co-op) l4d_river02_barge | husky | Expert | 10.86 minutes |
| (Co-op) l4d_river02_barge | husky | Expert | 10.86 minutes |
| (Co-op) l4d_river02_barge | husky | Advanced | 15.09 minutes |
| (Co-op) l4d_river02_barge | husky | Advanced | 15.09 minutes |
| (Co-op) l4d_river03_port | husky | Expert | 9.41 minutes |
| (Co-op) l4d_river03_port | husky | Expert | 9.41 minutes |
| (Co-op) l4d_smalltown01_caves | husky | Expert | 31.50 seconds |
| (Co-op) l4d_smalltown01_caves | husky | Advanced | 5.25 minutes |
| (Co-op) l4d_smalltown02_drainage | husky | Expert | 4.34 minutes |
| (Co-op) l4d_smalltown02_drainage | husky | Advanced | 7.48 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | husky | Expert | 8.41 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | husky | Advanced | 10.48 minutes |
| (Co-op) l4d_smalltown04_mainstreet | husky | Expert | 12.28 minutes |
| (Co-op) l4d_smalltown04_mainstreet | husky | Advanced | 12.26 minutes |
| (Co-op) l4d_smalltown05_houseboat | husky | Expert | 11.11 minutes |
| (Co-op) l4d_smalltown05_houseboat | husky | Advanced | 22.04 minutes |