| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Rombl4 | Advanced | 2.67 minutes |
| (Co-op) l4d_airport01_greenhouse | Rombl4 | Normal | 2.18 minutes |
| (Co-op) l4d_airport02_offices | Rombl4 | Advanced | 8.87 minutes |
| (Co-op) l4d_airport02_offices | Rombl4 | Normal | 6.99 minutes |
| (Co-op) l4d_airport03_garage | Rombl4 | Advanced | 6.87 minutes |
| (Co-op) l4d_airport03_garage | Rombl4 | Normal | 5.80 minutes |
| (Co-op) l4d_airport04_terminal | Rombl4 | Advanced | 5.80 minutes |
| (Co-op) l4d_airport04_terminal | Rombl4 | Normal | 4.09 minutes |
| (Co-op) l4d_airport05_runway | Rombl4 | Advanced | 7.12 minutes |
| (Co-op) l4d_airport05_runway | Rombl4 | Normal | 5.39 minutes |
| (Co-op) l4d_farm01_hilltop | Rombl4 | Advanced | 3.91 minutes |
| (Co-op) l4d_farm01_hilltop | Rombl4 | Normal | 2.96 minutes |
| (Co-op) l4d_farm02_traintunnel | Rombl4 | Advanced | 5.42 minutes |
| (Co-op) l4d_farm02_traintunnel | Rombl4 | Normal | 5.34 minutes |
| (Co-op) l4d_farm03_bridge | Rombl4 | Advanced | 5.62 minutes |
| (Co-op) l4d_farm03_bridge | Rombl4 | Normal | 6.03 minutes |
| (Co-op) l4d_farm04_barn | Rombl4 | Advanced | 7.21 minutes |
| (Co-op) l4d_farm04_barn | Rombl4 | Normal | 4.19 minutes |
| (Co-op) l4d_farm05_cornfield | Rombl4 | Advanced | 7.48 minutes |
| (Co-op) l4d_farm05_cornfield | Rombl4 | Normal | 9.42 minutes |
| (Co-op) l4d_garage01_alleys | Rombl4 | Advanced | 8.86 minutes |
| (Co-op) l4d_garage01_alleys | Rombl4 | Normal | 7.02 minutes |
| (Co-op) l4d_garage02_lots | Rombl4 | Advanced | 13.61 minutes |
| (Co-op) l4d_garage02_lots | Rombl4 | Normal | 7.97 minutes |
| (Co-op) l4d_hospital01_apartment | Rombl4 | Advanced | 3.58 minutes |
| (Co-op) l4d_hospital01_apartment | Rombl4 | Normal | 2.57 minutes |
| (Co-op) l4d_hospital02_subway | Rombl4 | Advanced | 11.00 minutes |
| (Co-op) l4d_hospital02_subway | Rombl4 | Normal | 6.88 minutes |
| (Co-op) l4d_hospital03_sewers | Rombl4 | Advanced | 9.68 minutes |
| (Co-op) l4d_hospital03_sewers | Rombl4 | Normal | 5.81 minutes |
| (Co-op) l4d_hospital04_interior | Rombl4 | Advanced | 5.66 minutes |
| (Co-op) l4d_hospital04_interior | Rombl4 | Normal | 4.32 minutes |
| (Co-op) l4d_hospital05_rooftop | Rombl4 | Advanced | 8.09 minutes |
| (Co-op) l4d_hospital05_rooftop | Rombl4 | Normal | 8.08 minutes |
| (Co-op) l4d_river01_docks | Rombl4 | Advanced | 7.97 minutes |
| (Co-op) l4d_river01_docks | Rombl4 | Advanced | 7.97 minutes |
| (Co-op) l4d_river02_barge | Rombl4 | Advanced | 10.39 minutes |
| (Co-op) l4d_river02_barge | Rombl4 | Advanced | 10.39 minutes |
| (Co-op) l4d_river02_barge | Rombl4 | Normal | 8.24 minutes |
| (Co-op) l4d_river02_barge | Rombl4 | Normal | 8.24 minutes |
| (Co-op) l4d_river03_port | Rombl4 | Advanced | 5.95 minutes |
| (Co-op) l4d_river03_port | Rombl4 | Advanced | 5.95 minutes |
| (Co-op) l4d_river03_port | Rombl4 | Normal | 6.06 minutes |
| (Co-op) l4d_river03_port | Rombl4 | Normal | 6.06 minutes |
| (Co-op) l4d_smalltown01_caves | Rombl4 | Advanced | 15.59 seconds |
| (Co-op) l4d_smalltown02_drainage | Rombl4 | Advanced | 4.97 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Rombl4 | Advanced | 4.50 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Rombl4 | Normal | 6.14 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Rombl4 | Advanced | 7.15 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Rombl4 | Normal | 6.42 minutes |
| (Co-op) l4d_smalltown05_houseboat | Rombl4 | Advanced | 8.92 minutes |
| (Co-op) l4d_smalltown05_houseboat | Rombl4 | Normal | 8.23 minutes |