| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | yasser | Expert | 2.93 minutes |
| (Co-op) l4d_airport01_greenhouse | yasser | Advanced | 2.89 minutes |
| (Co-op) l4d_airport02_offices | yasser | Expert | 8.96 minutes |
| (Co-op) l4d_airport02_offices | yasser | Advanced | 9.93 minutes |
| (Co-op) l4d_airport03_garage | yasser | Expert | 10.32 minutes |
| (Co-op) l4d_airport04_terminal | yasser | Expert | 5.61 minutes |
| (Co-op) l4d_airport04_terminal | yasser | Advanced | 8.51 minutes |
| (Co-op) l4d_airport05_runway | yasser | Expert | 8.08 minutes |
| (Co-op) l4d_airport05_runway | yasser | Advanced | 7.72 minutes |
| (Co-op) l4d_farm01_hilltop | yasser | Expert | 3.49 minutes |
| (Co-op) l4d_farm02_traintunnel | yasser | Expert | 4.16 minutes |
| (Co-op) l4d_farm03_bridge | yasser | Expert | 6.67 minutes |
| (Co-op) l4d_farm04_barn | yasser | Expert | 5.25 minutes |
| (Co-op) l4d_farm05_cornfield | yasser | Expert | 11.08 minutes |
| (Co-op) l4d_garage01_alleys | yasser | Expert | 11.28 minutes |
| (Co-op) l4d_garage02_lots | yasser | Expert | 16.50 minutes |
| (Co-op) l4d_hospital01_apartment | yasser | Expert | 2.76 minutes |
| (Co-op) l4d_hospital02_subway | yasser | Expert | 8.71 minutes |
| (Co-op) l4d_hospital03_sewers | yasser | Expert | 8.19 minutes |
| (Co-op) l4d_hospital04_interior | yasser | Expert | 5.93 minutes |
| (Co-op) l4d_hospital05_rooftop | yasser | Expert | 9.89 minutes |
| (Co-op) l4d_river01_docks | yasser | Expert | 7.85 minutes |
| (Co-op) l4d_river01_docks | yasser | Expert | 7.85 minutes |
| (Co-op) l4d_river02_barge | yasser | Expert | 10.33 minutes |
| (Co-op) l4d_river02_barge | yasser | Expert | 10.33 minutes |
| (Co-op) l4d_river02_barge | yasser | Advanced | 23.38 minutes |
| (Co-op) l4d_river02_barge | yasser | Advanced | 23.38 minutes |
| (Co-op) l4d_river03_port | yasser | Expert | 8.19 minutes |
| (Co-op) l4d_river03_port | yasser | Expert | 8.19 minutes |
| (Co-op) l4d_smalltown01_caves | yasser | Expert | 44.54 seconds |
| (Co-op) l4d_smalltown01_caves | yasser | Advanced | 7.59 minutes |
| (Co-op) l4d_smalltown02_drainage | yasser | Expert | 3.37 minutes |
| (Co-op) l4d_smalltown02_drainage | yasser | Advanced | 14.04 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | yasser | Expert | 5.59 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | yasser | Advanced | 7.77 minutes |
| (Co-op) l4d_smalltown04_mainstreet | yasser | Expert | 5.92 minutes |
| (Co-op) l4d_smalltown04_mainstreet | yasser | Advanced | 6.92 minutes |
| (Co-op) l4d_smalltown05_houseboat | yasser | Expert | 9.77 minutes |
| (Co-op) l4d_smalltown05_houseboat | yasser | Advanced | 11.86 minutes |