| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Nihivo | Expert | 2.95 minutes |
| (Co-op) l4d_airport01_greenhouse | Nihivo | Advanced | 4.10 minutes |
| (Co-op) l4d_airport02_offices | Nihivo | Expert | 10.86 minutes |
| (Co-op) l4d_airport02_offices | Nihivo | Advanced | 10.30 minutes |
| (Co-op) l4d_airport03_garage | Nihivo | Expert | 10.93 minutes |
| (Co-op) l4d_airport04_terminal | Nihivo | Expert | 7.70 minutes |
| (Co-op) l4d_airport04_terminal | Nihivo | Advanced | 6.02 minutes |
| (Co-op) l4d_airport05_runway | Nihivo | Expert | 10.58 minutes |
| (Co-op) l4d_farm01_hilltop | Nihivo | Expert | 4.21 minutes |
| (Co-op) l4d_farm01_hilltop | Nihivo | Advanced | 3.10 minutes |
| (Co-op) l4d_farm02_traintunnel | Nihivo | Expert | 10.09 minutes |
| (Co-op) l4d_farm02_traintunnel | Nihivo | Advanced | 6.68 minutes |
| (Co-op) l4d_farm03_bridge | Nihivo | Advanced | 7.41 minutes |
| (Co-op) l4d_farm04_barn | Nihivo | Advanced | 6.57 minutes |
| (Co-op) l4d_farm05_cornfield | Nihivo | Expert | 14.88 minutes |
| (Co-op) l4d_garage01_alleys | Nihivo | Expert | 20.04 seconds |
| (Co-op) l4d_garage02_lots | Nihivo | Expert | 9.70 minutes |
| (Co-op) l4d_hospital01_apartment | Nihivo | Expert | 3.37 minutes |
| (Co-op) l4d_hospital01_apartment | Nihivo | Advanced | 2.78 minutes |
| (Co-op) l4d_hospital02_subway | Nihivo | Expert | 8.09 minutes |
| (Co-op) l4d_hospital03_sewers | Nihivo | Expert | 9.23 minutes |
| (Co-op) l4d_hospital03_sewers | Nihivo | Advanced | 9.25 minutes |
| (Co-op) l4d_hospital04_interior | Nihivo | Expert | 5.01 minutes |
| (Co-op) l4d_hospital04_interior | Nihivo | Advanced | 7.89 minutes |
| (Co-op) l4d_hospital05_rooftop | Nihivo | Expert | 9.88 minutes |
| (Co-op) l4d_hospital05_rooftop | Nihivo | Advanced | 12.31 minutes |
| (Co-op) l4d_river01_docks | Nihivo | Expert | 8.97 minutes |
| (Co-op) l4d_river01_docks | Nihivo | Expert | 8.97 minutes |
| (Co-op) l4d_river02_barge | Nihivo | Expert | 11.26 minutes |
| (Co-op) l4d_river02_barge | Nihivo | Expert | 11.26 minutes |
| (Co-op) l4d_river02_barge | Nihivo | Advanced | 12.40 minutes |
| (Co-op) l4d_river02_barge | Nihivo | Advanced | 12.40 minutes |
| (Co-op) l4d_river03_port | Nihivo | Expert | 14.46 minutes |
| (Co-op) l4d_river03_port | Nihivo | Expert | 14.46 minutes |
| (Co-op) l4d_river03_port | Nihivo | Advanced | 10.36 minutes |
| (Co-op) l4d_river03_port | Nihivo | Advanced | 10.36 minutes |
| (Co-op) l4d_smalltown01_caves | Nihivo | Expert | 53.42 seconds |
| (Co-op) l4d_smalltown01_caves | Nihivo | Advanced | 4.33 minutes |
| (Co-op) l4d_smalltown02_drainage | Nihivo | Expert | 6.93 minutes |
| (Co-op) l4d_smalltown02_drainage | Nihivo | Advanced | 4.31 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Nihivo | Expert | 6.76 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Nihivo | Advanced | 5.40 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Nihivo | Expert | 7.81 minutes |
| (Co-op) l4d_smalltown05_houseboat | Nihivo | Expert | 12.29 minutes |