| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | miss.n.k | Expert | 9.54 seconds |
| (Co-op) l4d_airport01_greenhouse | miss.n.k | Advanced | 10.51 seconds |
| (Co-op) l4d_airport01_greenhouse | miss.n.k | Normal | 12.31 seconds |
| (Co-op) l4d_airport02_offices | miss.n.k | Expert | 8.55 minutes |
| (Co-op) l4d_airport02_offices | miss.n.k | Advanced | 10.90 seconds |
| (Co-op) l4d_airport02_offices | miss.n.k | Normal | 46.52 seconds |
| (Co-op) l4d_airport03_garage | miss.n.k | Expert | 7.06 minutes |
| (Co-op) l4d_airport03_garage | miss.n.k | Advanced | 7.20 minutes |
| (Co-op) l4d_airport03_garage | miss.n.k | Normal | 5.22 seconds |
| (Co-op) l4d_airport04_terminal | miss.n.k | Expert | 5.51 minutes |
| (Co-op) l4d_airport04_terminal | miss.n.k | Advanced | 47.81 seconds |
| (Co-op) l4d_airport04_terminal | miss.n.k | Normal | 4.48 minutes |
| (Co-op) l4d_airport05_runway | miss.n.k | Expert | 6.02 minutes |
| (Co-op) l4d_airport05_runway | miss.n.k | Advanced | 7.17 minutes |
| (Co-op) l4d_airport05_runway | miss.n.k | Normal | 5.34 minutes |
| (Co-op) l4d_farm01_hilltop | miss.n.k | Expert | 3.23 minutes |
| (Co-op) l4d_farm01_hilltop | miss.n.k | Advanced | 2.07 seconds |
| (Co-op) l4d_farm01_hilltop | miss.n.k | Normal | 20.21 seconds |
| (Co-op) l4d_farm02_traintunnel | miss.n.k | Expert | 5.42 minutes |
| (Co-op) l4d_farm02_traintunnel | miss.n.k | Advanced | 3.88 minutes |
| (Co-op) l4d_farm02_traintunnel | miss.n.k | Normal | 5.63 seconds |
| (Co-op) l4d_farm03_bridge | miss.n.k | Expert | 7.51 minutes |
| (Co-op) l4d_farm03_bridge | miss.n.k | Advanced | 5.76 minutes |
| (Co-op) l4d_farm03_bridge | miss.n.k | Normal | 4.84 minutes |
| (Co-op) l4d_farm04_barn | miss.n.k | Expert | 3.44 minutes |
| (Co-op) l4d_farm04_barn | miss.n.k | Advanced | 3.20 minutes |
| (Co-op) l4d_farm04_barn | miss.n.k | Normal | 4.70 minutes |
| (Co-op) l4d_farm05_cornfield | miss.n.k | Expert | 8.40 minutes |
| (Co-op) l4d_farm05_cornfield | miss.n.k | Advanced | 7.98 minutes |
| (Co-op) l4d_farm05_cornfield | miss.n.k | Normal | 8.47 minutes |
| (Co-op) l4d_garage01_alleys | miss.n.k | Expert | 52.63 seconds |
| (Co-op) l4d_garage01_alleys | miss.n.k | Advanced | 8.86 minutes |
| (Co-op) l4d_garage01_alleys | miss.n.k | Normal | 10.73 minutes |
| (Co-op) l4d_garage02_lots | miss.n.k | Expert | 10.40 minutes |
| (Co-op) l4d_garage02_lots | miss.n.k | Advanced | 10.51 minutes |
| (Co-op) l4d_garage02_lots | miss.n.k | Normal | 10.21 minutes |
| (Co-op) l4d_hospital01_apartment | miss.n.k | Expert | 2.41 minutes |
| (Co-op) l4d_hospital01_apartment | miss.n.k | Advanced | 45.55 seconds |
| (Co-op) l4d_hospital01_apartment | miss.n.k | Normal | 2.27 seconds |
| (Co-op) l4d_hospital02_subway | miss.n.k | Expert | 7.55 minutes |
| (Co-op) l4d_hospital02_subway | miss.n.k | Advanced | 6.82 minutes |
| (Co-op) l4d_hospital02_subway | miss.n.k | Normal | 6.14 minutes |
| (Co-op) l4d_hospital03_sewers | miss.n.k | Expert | 7.70 minutes |
| (Co-op) l4d_hospital03_sewers | miss.n.k | Advanced | 5.91 minutes |
| (Co-op) l4d_hospital03_sewers | miss.n.k | Normal | 6.01 minutes |
| (Co-op) l4d_hospital04_interior | miss.n.k | Expert | 5.42 minutes |
| (Co-op) l4d_hospital04_interior | miss.n.k | Advanced | 5.12 minutes |
| (Co-op) l4d_hospital04_interior | miss.n.k | Normal | 7.85 minutes |
| (Co-op) l4d_hospital05_rooftop | miss.n.k | Expert | 9.20 minutes |
| (Co-op) l4d_hospital05_rooftop | miss.n.k | Advanced | 7.24 minutes |
| (Co-op) l4d_hospital05_rooftop | miss.n.k | Normal | 11.00 minutes |
| (Co-op) l4d_river01_docks | miss.n.k | Expert | 7.66 minutes |
| (Co-op) l4d_river01_docks | miss.n.k | Expert | 7.66 minutes |
| (Co-op) l4d_river01_docks | miss.n.k | Advanced | 2.14 seconds |
| (Co-op) l4d_river01_docks | miss.n.k | Advanced | 2.14 seconds |
| (Co-op) l4d_river01_docks | miss.n.k | Normal | 5.81 seconds |
| (Co-op) l4d_river01_docks | miss.n.k | Normal | 5.81 seconds |
| (Co-op) l4d_river02_barge | miss.n.k | Expert | 7.76 minutes |
| (Co-op) l4d_river02_barge | miss.n.k | Expert | 7.76 minutes |
| (Co-op) l4d_river02_barge | miss.n.k | Advanced | 8.62 minutes |
| (Co-op) l4d_river02_barge | miss.n.k | Advanced | 8.62 minutes |
| (Co-op) l4d_river02_barge | miss.n.k | Normal | 9.36 minutes |
| (Co-op) l4d_river02_barge | miss.n.k | Normal | 9.36 minutes |
| (Co-op) l4d_river03_port | miss.n.k | Expert | 9.75 minutes |
| (Co-op) l4d_river03_port | miss.n.k | Expert | 9.75 minutes |
| (Co-op) l4d_river03_port | miss.n.k | Advanced | 9.88 minutes |
| (Co-op) l4d_river03_port | miss.n.k | Advanced | 9.88 minutes |
| (Co-op) l4d_river03_port | miss.n.k | Normal | 8.46 minutes |
| (Co-op) l4d_river03_port | miss.n.k | Normal | 8.46 minutes |
| (Co-op) l4d_smalltown01_caves | miss.n.k | Expert | 18.17 seconds |
| (Co-op) l4d_smalltown01_caves | miss.n.k | Advanced | 9.29 seconds |
| (Co-op) l4d_smalltown01_caves | miss.n.k | Normal | 2.09 minutes |
| (Co-op) l4d_smalltown02_drainage | miss.n.k | Expert | 3.59 minutes |
| (Co-op) l4d_smalltown02_drainage | miss.n.k | Advanced | 4.09 minutes |
| (Co-op) l4d_smalltown02_drainage | miss.n.k | Normal | 6.53 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | miss.n.k | Expert | 6.11 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | miss.n.k | Advanced | 4.71 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | miss.n.k | Normal | 4.75 minutes |
| (Co-op) l4d_smalltown04_mainstreet | miss.n.k | Expert | 5.74 minutes |
| (Co-op) l4d_smalltown04_mainstreet | miss.n.k | Advanced | 6.61 minutes |
| (Co-op) l4d_smalltown04_mainstreet | miss.n.k | Normal | 4.96 minutes |
| (Co-op) l4d_smalltown05_houseboat | miss.n.k | Expert | 8.84 minutes |
| (Co-op) l4d_smalltown05_houseboat | miss.n.k | Advanced | 7.81 minutes |
| (Co-op) l4d_smalltown05_houseboat | miss.n.k | Normal | 7.40 minutes |