| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Rombl4 | Advanced | 2.58 minutes |
| (Co-op) l4d_airport01_greenhouse | Rombl4 | Normal | 2.17 minutes |
| (Co-op) l4d_airport02_offices | Rombl4 | Advanced | 6.01 minutes |
| (Co-op) l4d_airport02_offices | Rombl4 | Normal | 5.14 minutes |
| (Co-op) l4d_airport03_garage | Rombl4 | Advanced | 7.72 minutes |
| (Co-op) l4d_airport03_garage | Rombl4 | Normal | 5.78 minutes |
| (Co-op) l4d_airport04_terminal | Rombl4 | Advanced | 4.21 minutes |
| (Co-op) l4d_airport04_terminal | Rombl4 | Normal | 12.68 seconds |
| (Co-op) l4d_airport05_runway | Rombl4 | Advanced | 6.99 minutes |
| (Co-op) l4d_airport05_runway | Rombl4 | Normal | 5.60 minutes |
| (Co-op) l4d_farm01_hilltop | Rombl4 | Advanced | 3.21 minutes |
| (Co-op) l4d_farm01_hilltop | Rombl4 | Normal | 2.77 minutes |
| (Co-op) l4d_farm02_traintunnel | Rombl4 | Advanced | 5.30 minutes |
| (Co-op) l4d_farm02_traintunnel | Rombl4 | Normal | 3.68 minutes |
| (Co-op) l4d_farm03_bridge | Rombl4 | Advanced | 5.43 minutes |
| (Co-op) l4d_farm03_bridge | Rombl4 | Normal | 4.50 minutes |
| (Co-op) l4d_farm04_barn | Rombl4 | Advanced | 4.50 minutes |
| (Co-op) l4d_farm04_barn | Rombl4 | Normal | 3.51 minutes |
| (Co-op) l4d_farm05_cornfield | Rombl4 | Advanced | 7.96 minutes |
| (Co-op) l4d_farm05_cornfield | Rombl4 | Normal | 7.51 minutes |
| (Co-op) l4d_garage01_alleys | Rombl4 | Advanced | 9.10 minutes |
| (Co-op) l4d_garage01_alleys | Rombl4 | Normal | 42.97 seconds |
| (Co-op) l4d_garage02_lots | Rombl4 | Advanced | 9.70 minutes |
| (Co-op) l4d_garage02_lots | Rombl4 | Normal | 9.48 minutes |
| (Co-op) l4d_hospital01_apartment | Rombl4 | Advanced | 3.42 minutes |
| (Co-op) l4d_hospital01_apartment | Rombl4 | Normal | 2.19 minutes |
| (Co-op) l4d_hospital02_subway | Rombl4 | Advanced | 5.59 minutes |
| (Co-op) l4d_hospital02_subway | Rombl4 | Normal | 4.91 minutes |
| (Co-op) l4d_hospital03_sewers | Rombl4 | Advanced | 5.91 minutes |
| (Co-op) l4d_hospital03_sewers | Rombl4 | Normal | 51.44 seconds |
| (Co-op) l4d_hospital04_interior | Rombl4 | Advanced | 4.93 minutes |
| (Co-op) l4d_hospital04_interior | Rombl4 | Normal | 4.42 minutes |
| (Co-op) l4d_hospital05_rooftop | Rombl4 | Advanced | 7.70 minutes |
| (Co-op) l4d_hospital05_rooftop | Rombl4 | Normal | 5.88 minutes |
| (Co-op) l4d_river01_docks | Rombl4 | Advanced | 8.24 minutes |
| (Co-op) l4d_river01_docks | Rombl4 | Advanced | 8.24 minutes |
| (Co-op) l4d_river01_docks | Rombl4 | Normal | 6.87 minutes |
| (Co-op) l4d_river01_docks | Rombl4 | Normal | 6.87 minutes |
| (Co-op) l4d_river02_barge | Rombl4 | Advanced | 11.69 minutes |
| (Co-op) l4d_river02_barge | Rombl4 | Advanced | 11.69 minutes |
| (Co-op) l4d_river02_barge | Rombl4 | Normal | 7.69 minutes |
| (Co-op) l4d_river02_barge | Rombl4 | Normal | 7.69 minutes |
| (Co-op) l4d_river03_port | Rombl4 | Advanced | 7.40 minutes |
| (Co-op) l4d_river03_port | Rombl4 | Advanced | 7.40 minutes |
| (Co-op) l4d_river03_port | Rombl4 | Normal | 6.91 minutes |
| (Co-op) l4d_river03_port | Rombl4 | Normal | 6.91 minutes |
| (Co-op) l4d_smalltown01_caves | Rombl4 | Advanced | 4.03 minutes |
| (Co-op) l4d_smalltown01_caves | Rombl4 | Normal | 2.69 minutes |
| (Co-op) l4d_smalltown02_drainage | Rombl4 | Advanced | 4.25 minutes |
| (Co-op) l4d_smalltown02_drainage | Rombl4 | Normal | 3.80 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Rombl4 | Advanced | 6.08 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Rombl4 | Normal | 4.45 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Rombl4 | Advanced | 6.11 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Rombl4 | Normal | 3.93 minutes |
| (Co-op) l4d_smalltown05_houseboat | Rombl4 | Advanced | 8.76 minutes |
| (Co-op) l4d_smalltown05_houseboat | Rombl4 | Normal | 7.46 minutes |