| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Richking | Expert | 2.88 minutes |
| (Co-op) l4d_airport01_greenhouse | Richking | Advanced | 5.05 minutes |
| (Co-op) l4d_airport02_offices | Richking | Advanced | 14.87 minutes |
| (Co-op) l4d_airport02_offices | Richking | Normal | 6.04 minutes |
| (Co-op) l4d_airport03_garage | Richking | Normal | 6.29 minutes |
| (Co-op) l4d_airport04_terminal | Richking | Advanced | 8.87 minutes |
| (Co-op) l4d_airport04_terminal | Richking | Normal | 6.96 minutes |
| (Co-op) l4d_airport05_runway | Richking | Advanced | 5.75 minutes |
| (Co-op) l4d_airport05_runway | Richking | Normal | 7.61 minutes |
| (Co-op) l4d_farm01_hilltop | Richking | Expert | 3.81 minutes |
| (Co-op) l4d_farm01_hilltop | Richking | Advanced | 3.91 minutes |
| (Co-op) l4d_farm02_traintunnel | Richking | Expert | 7.25 minutes |
| (Co-op) l4d_farm02_traintunnel | Richking | Advanced | 7.27 minutes |
| (Co-op) l4d_farm03_bridge | Richking | Expert | 9.02 minutes |
| (Co-op) l4d_farm03_bridge | Richking | Advanced | 6.22 minutes |
| (Co-op) l4d_farm04_barn | Richking | Expert | 5.33 minutes |
| (Co-op) l4d_farm04_barn | Richking | Advanced | 5.99 minutes |
| (Co-op) l4d_farm05_cornfield | Richking | Expert | 18.94 minutes |
| (Co-op) l4d_farm05_cornfield | Richking | Advanced | 9.55 minutes |
| (Co-op) l4d_garage01_alleys | Richking | Expert | 12.47 minutes |
| (Co-op) l4d_garage01_alleys | Richking | Advanced | 9.16 minutes |
| (Co-op) l4d_garage01_alleys | Richking | Normal | 8.67 minutes |
| (Co-op) l4d_garage02_lots | Richking | Advanced | 11.32 minutes |
| (Co-op) l4d_garage02_lots | Richking | Normal | 14.03 minutes |
| (Co-op) l4d_hospital01_apartment | Richking | Advanced | 3.49 minutes |
| (Co-op) l4d_hospital03_sewers | Richking | Advanced | 5.44 seconds |
| (Co-op) l4d_hospital04_interior | Richking | Advanced | 6.84 minutes |
| (Co-op) l4d_hospital05_rooftop | Richking | Expert | 13.11 minutes |
| (Co-op) l4d_river01_docks | Richking | Normal | 7.83 minutes |
| (Co-op) l4d_river01_docks | Richking | Normal | 7.83 minutes |
| (Co-op) l4d_river02_barge | Richking | Expert | 11.82 minutes |
| (Co-op) l4d_river02_barge | Richking | Expert | 11.82 minutes |
| (Co-op) l4d_river02_barge | Richking | Advanced | 11.49 minutes |
| (Co-op) l4d_river02_barge | Richking | Advanced | 11.49 minutes |
| (Co-op) l4d_smalltown01_caves | Richking | Expert | 5.21 minutes |
| (Co-op) l4d_smalltown01_caves | Richking | Advanced | 5.00 minutes |
| (Co-op) l4d_smalltown01_caves | Richking | Normal | 40.16 seconds |
| (Co-op) l4d_smalltown02_drainage | Richking | Expert | 9.65 minutes |
| (Co-op) l4d_smalltown02_drainage | Richking | Advanced | 8.33 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Richking | Expert | 10.35 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Richking | Advanced | 5.26 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Richking | Expert | 9.55 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Richking | Advanced | 6.67 minutes |
| (Co-op) l4d_smalltown05_houseboat | Richking | Expert | 9.97 minutes |
| (Co-op) l4d_smalltown05_houseboat | Richking | Advanced | 9.14 minutes |