| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Ros | Expert | 2.31 minutes |
| (Co-op) l4d_airport01_greenhouse | Ros | Advanced | 3.24 minutes |
| (Co-op) l4d_airport02_offices | Ros | Expert | 7.68 minutes |
| (Co-op) l4d_airport02_offices | Ros | Advanced | 9.41 minutes |
| (Co-op) l4d_airport03_garage | Ros | Expert | 7.61 minutes |
| (Co-op) l4d_airport03_garage | Ros | Advanced | 13.63 minutes |
| (Co-op) l4d_airport03_garage | Ros | Normal | 8.49 minutes |
| (Co-op) l4d_airport04_terminal | Ros | Expert | 7.02 minutes |
| (Co-op) l4d_airport04_terminal | Ros | Advanced | 7.77 minutes |
| (Co-op) l4d_airport04_terminal | Ros | Normal | 6.65 minutes |
| (Co-op) l4d_airport05_runway | Ros | Expert | 8.17 minutes |
| (Co-op) l4d_airport05_runway | Ros | Advanced | 7.44 minutes |
| (Co-op) l4d_airport05_runway | Ros | Normal | 6.87 minutes |
| (Co-op) l4d_farm01_hilltop | Ros | Expert | 3.17 minutes |
| (Co-op) l4d_farm01_hilltop | Ros | Advanced | 4.05 minutes |
| (Co-op) l4d_farm02_traintunnel | Ros | Expert | 4.25 minutes |
| (Co-op) l4d_farm02_traintunnel | Ros | Advanced | 7.87 minutes |
| (Co-op) l4d_farm03_bridge | Ros | Expert | 6.93 minutes |
| (Co-op) l4d_farm03_bridge | Ros | Advanced | 6.85 minutes |
| (Co-op) l4d_farm04_barn | Ros | Expert | 4.19 minutes |
| (Co-op) l4d_farm04_barn | Ros | Advanced | 4.91 minutes |
| (Co-op) l4d_farm05_cornfield | Ros | Expert | 9.53 minutes |
| (Co-op) l4d_farm05_cornfield | Ros | Advanced | 9.21 minutes |
| (Co-op) l4d_garage01_alleys | Ros | Expert | 7.85 minutes |
| (Co-op) l4d_garage01_alleys | Ros | Advanced | 9.28 minutes |
| (Co-op) l4d_garage02_lots | Ros | Expert | 11.68 minutes |
| (Co-op) l4d_garage02_lots | Ros | Advanced | 13.70 minutes |
| (Co-op) l4d_hospital01_apartment | Ros | Expert | 2.07 minutes |
| (Co-op) l4d_hospital02_subway | Ros | Expert | 7.09 minutes |
| (Co-op) l4d_hospital02_subway | Ros | Advanced | 10.36 minutes |
| (Co-op) l4d_hospital03_sewers | Ros | Expert | 8.58 minutes |
| (Co-op) l4d_hospital03_sewers | Ros | Advanced | 10.17 minutes |
| (Co-op) l4d_hospital04_interior | Ros | Expert | 6.94 minutes |
| (Co-op) l4d_hospital04_interior | Ros | Advanced | 7.99 minutes |
| (Co-op) l4d_hospital05_rooftop | Ros | Expert | 8.24 minutes |
| (Co-op) l4d_hospital05_rooftop | Ros | Advanced | 10.15 minutes |
| (Co-op) l4d_river01_docks | Ros | Expert | 7.64 minutes |
| (Co-op) l4d_river01_docks | Ros | Expert | 7.64 minutes |
| (Co-op) l4d_river02_barge | Ros | Expert | 9.62 minutes |
| (Co-op) l4d_river02_barge | Ros | Expert | 9.62 minutes |
| (Co-op) l4d_river02_barge | Ros | Advanced | 11.63 seconds |
| (Co-op) l4d_river02_barge | Ros | Advanced | 11.63 seconds |
| (Co-op) l4d_river03_port | Ros | Expert | 10.21 minutes |
| (Co-op) l4d_river03_port | Ros | Expert | 10.21 minutes |
| (Co-op) l4d_river03_port | Ros | Advanced | 11.16 minutes |
| (Co-op) l4d_river03_port | Ros | Advanced | 11.16 minutes |
| (Co-op) l4d_smalltown01_caves | Ros | Expert | 3.56 minutes |
| (Co-op) l4d_smalltown02_drainage | Ros | Expert | 4.26 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Ros | Expert | 6.63 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Ros | Expert | 5.56 minutes |
| (Co-op) l4d_smalltown05_houseboat | Ros | Expert | 9.95 minutes |