| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | JO_KER | Expert | 3.24 minutes |
| (Co-op) l4d_airport01_greenhouse | JO_KER | Advanced | 2.92 minutes |
| (Co-op) l4d_airport01_greenhouse | JO_KER | Normal | 3.25 minutes |
| (Co-op) l4d_airport02_offices | JO_KER | Advanced | 9.09 minutes |
| (Co-op) l4d_airport02_offices | JO_KER | Normal | 13.81 minutes |
| (Co-op) l4d_airport03_garage | JO_KER | Advanced | 9.90 minutes |
| (Co-op) l4d_airport03_garage | JO_KER | Normal | 12.07 minutes |
| (Co-op) l4d_airport04_terminal | JO_KER | Advanced | 7.20 minutes |
| (Co-op) l4d_airport04_terminal | JO_KER | Normal | 7.58 minutes |
| (Co-op) l4d_airport05_runway | JO_KER | Advanced | 7.27 minutes |
| (Co-op) l4d_airport05_runway | JO_KER | Normal | 9.07 minutes |
| (Co-op) l4d_farm01_hilltop | JO_KER | Expert | 4.33 minutes |
| (Co-op) l4d_farm01_hilltop | JO_KER | Advanced | 3.79 minutes |
| (Co-op) l4d_farm01_hilltop | JO_KER | Normal | 3.86 minutes |
| (Co-op) l4d_farm02_traintunnel | JO_KER | Expert | 7.37 minutes |
| (Co-op) l4d_farm02_traintunnel | JO_KER | Advanced | 5.28 minutes |
| (Co-op) l4d_farm03_bridge | JO_KER | Expert | 7.98 minutes |
| (Co-op) l4d_farm03_bridge | JO_KER | Advanced | 5.28 minutes |
| (Co-op) l4d_farm04_barn | JO_KER | Expert | 3.47 minutes |
| (Co-op) l4d_farm04_barn | JO_KER | Advanced | 4.34 minutes |
| (Co-op) l4d_farm05_cornfield | JO_KER | Expert | 10.07 minutes |
| (Co-op) l4d_farm05_cornfield | JO_KER | Advanced | 8.52 minutes |
| (Co-op) l4d_garage01_alleys | JO_KER | Expert | 13.13 minutes |
| (Co-op) l4d_garage01_alleys | JO_KER | Advanced | 9.67 minutes |
| (Co-op) l4d_garage02_lots | JO_KER | Expert | 11.84 minutes |
| (Co-op) l4d_garage02_lots | JO_KER | Advanced | 11.86 minutes |
| (Co-op) l4d_hospital01_apartment | JO_KER | Advanced | 2.75 minutes |
| (Co-op) l4d_hospital02_subway | JO_KER | Expert | 11.56 minutes |
| (Co-op) l4d_hospital02_subway | JO_KER | Advanced | 9.17 minutes |
| (Co-op) l4d_hospital03_sewers | JO_KER | Expert | 7.19 minutes |
| (Co-op) l4d_hospital04_interior | JO_KER | Expert | 5.61 minutes |
| (Co-op) l4d_hospital04_interior | JO_KER | Advanced | 12.04 minutes |
| (Co-op) l4d_hospital05_rooftop | JO_KER | Expert | 7.74 minutes |
| (Co-op) l4d_river01_docks | JO_KER | Expert | 9.62 minutes |
| (Co-op) l4d_river01_docks | JO_KER | Expert | 9.62 minutes |
| (Co-op) l4d_river01_docks | JO_KER | Advanced | 11.23 minutes |
| (Co-op) l4d_river01_docks | JO_KER | Advanced | 11.23 minutes |
| (Co-op) l4d_river02_barge | JO_KER | Expert | 12.51 minutes |
| (Co-op) l4d_river02_barge | JO_KER | Expert | 12.51 minutes |
| (Co-op) l4d_river02_barge | JO_KER | Advanced | 7.86 minutes |
| (Co-op) l4d_river02_barge | JO_KER | Advanced | 7.86 minutes |
| (Co-op) l4d_river03_port | JO_KER | Advanced | 11.14 minutes |
| (Co-op) l4d_river03_port | JO_KER | Advanced | 11.14 minutes |
| (Co-op) l4d_smalltown01_caves | JO_KER | Expert | 10.35 seconds |
| (Co-op) l4d_smalltown02_drainage | JO_KER | Expert | 3.58 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | JO_KER | Expert | 6.01 minutes |
| (Co-op) l4d_smalltown04_mainstreet | JO_KER | Expert | 9.38 minutes |
| (Co-op) l4d_smalltown04_mainstreet | JO_KER | Advanced | 8.14 minutes |
| (Co-op) l4d_smalltown05_houseboat | JO_KER | Expert | 9.24 minutes |
| (Co-op) l4d_smalltown05_houseboat | JO_KER | Advanced | 11.89 minutes |