| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Naru | Expert | 2.83 minutes |
| (Co-op) l4d_airport02_offices | Naru | Expert | 9.27 minutes |
| (Co-op) l4d_airport04_terminal | Naru | Expert | 7.97 minutes |
| (Co-op) l4d_airport05_runway | Naru | Expert | 9.40 minutes |
| (Co-op) l4d_farm01_hilltop | Naru | Expert | 3.90 minutes |
| (Co-op) l4d_farm02_traintunnel | Naru | Expert | 6.52 minutes |
| (Co-op) l4d_farm03_bridge | Naru | Expert | 5.54 minutes |
| (Co-op) l4d_farm04_barn | Naru | Expert | 4.91 minutes |
| (Co-op) l4d_farm05_cornfield | Naru | Expert | 8.40 minutes |
| (Co-op) l4d_garage01_alleys | Naru | Expert | 44.16 seconds |
| (Co-op) l4d_garage02_lots | Naru | Expert | 11.36 minutes |
| (Co-op) l4d_hospital01_apartment | Naru | Expert | 4.24 minutes |
| (Co-op) l4d_hospital02_subway | Naru | Expert | 5.89 minutes |
| (Co-op) l4d_hospital03_sewers | Naru | Expert | 8.24 minutes |
| (Co-op) l4d_hospital04_interior | Naru | Expert | 6.87 minutes |
| (Co-op) l4d_hospital05_rooftop | Naru | Expert | 9.30 minutes |
| (Co-op) l4d_river01_docks | Naru | Expert | 6.83 minutes |
| (Co-op) l4d_river01_docks | Naru | Expert | 6.83 minutes |
| (Co-op) l4d_river02_barge | Naru | Expert | 10.52 minutes |
| (Co-op) l4d_river02_barge | Naru | Expert | 10.52 minutes |
| (Co-op) l4d_river03_port | Naru | Expert | 8.28 minutes |
| (Co-op) l4d_river03_port | Naru | Expert | 8.28 minutes |
| (Co-op) l4d_smalltown01_caves | Naru | Expert | 3.25 minutes |
| (Co-op) l4d_smalltown02_drainage | Naru | Expert | 6.73 minutes |
| (Co-op) l4d_smalltown02_drainage | Naru | Advanced | 7.16 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Naru | Expert | 5.90 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Naru | Advanced | 7.56 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Naru | Expert | 6.88 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Naru | Advanced | 7.73 minutes |
| (Co-op) l4d_smalltown05_houseboat | Naru | Expert | 10.63 minutes |