| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | kss1 | Advanced | 1.44 minutes |
| (Co-op) l4d_airport01_greenhouse | kss1 | Normal | 2.51 minutes |
| (Co-op) l4d_airport02_offices | kss1 | Advanced | 6.63 minutes |
| (Co-op) l4d_airport02_offices | kss1 | Normal | 7.86 minutes |
| (Co-op) l4d_airport03_garage | kss1 | Advanced | 7.05 minutes |
| (Co-op) l4d_airport03_garage | kss1 | Normal | 8.39 minutes |
| (Co-op) l4d_airport04_terminal | kss1 | Advanced | 4.74 minutes |
| (Co-op) l4d_airport04_terminal | kss1 | Normal | 5.34 minutes |
| (Co-op) l4d_airport05_runway | kss1 | Advanced | 7.41 minutes |
| (Co-op) l4d_airport05_runway | kss1 | Normal | 6.16 minutes |
| (Co-op) l4d_farm01_hilltop | kss1 | Advanced | 3.52 minutes |
| (Co-op) l4d_farm01_hilltop | kss1 | Normal | 3.23 minutes |
| (Co-op) l4d_farm02_traintunnel | kss1 | Advanced | 4.21 minutes |
| (Co-op) l4d_farm02_traintunnel | kss1 | Normal | 4.41 minutes |
| (Co-op) l4d_farm03_bridge | kss1 | Advanced | 5.08 minutes |
| (Co-op) l4d_farm03_bridge | kss1 | Normal | 5.10 minutes |
| (Co-op) l4d_farm04_barn | kss1 | Advanced | 3.49 minutes |
| (Co-op) l4d_farm04_barn | kss1 | Normal | 3.43 minutes |
| (Co-op) l4d_farm05_cornfield | kss1 | Normal | 9.69 minutes |
| (Co-op) l4d_hospital02_subway | kss1 | Advanced | 7.54 minutes |
| (Co-op) l4d_hospital02_subway | kss1 | Normal | 6.92 minutes |
| (Co-op) l4d_hospital03_sewers | kss1 | Advanced | 8.67 minutes |
| (Co-op) l4d_hospital03_sewers | kss1 | Normal | 5.05 minutes |
| (Co-op) l4d_hospital04_interior | kss1 | Advanced | 5.70 minutes |
| (Co-op) l4d_hospital04_interior | kss1 | Normal | 6.68 minutes |
| (Co-op) l4d_hospital05_rooftop | kss1 | Normal | 9.16 minutes |
| (Co-op) l4d_river01_docks | kss1 | Advanced | 7.81 minutes |
| (Co-op) l4d_river01_docks | kss1 | Advanced | 7.81 minutes |
| (Co-op) l4d_river02_barge | kss1 | Normal | 10.10 minutes |
| (Co-op) l4d_river02_barge | kss1 | Normal | 10.10 minutes |
| (Co-op) l4d_river03_port | kss1 | Advanced | 8.01 minutes |
| (Co-op) l4d_river03_port | kss1 | Advanced | 8.01 minutes |
| (Co-op) l4d_river03_port | kss1 | Normal | 9.01 minutes |
| (Co-op) l4d_river03_port | kss1 | Normal | 9.01 minutes |
| (Co-op) l4d_smalltown01_caves | kss1 | Expert | 4.72 minutes |
| (Co-op) l4d_smalltown01_caves | kss1 | Normal | 3.38 minutes |
| (Co-op) l4d_smalltown02_drainage | kss1 | Expert | 7.36 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | kss1 | Expert | 5.80 minutes |
| (Co-op) l4d_smalltown04_mainstreet | kss1 | Expert | 8.37 minutes |
| (Co-op) l4d_smalltown05_houseboat | kss1 | Expert | 10.08 minutes |