| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | balu | Expert | 3.20 minutes |
| (Co-op) l4d_airport02_offices | balu | Expert | 7.59 minutes |
| (Co-op) l4d_airport02_offices | balu | Advanced | 11.45 minutes |
| (Co-op) l4d_airport03_garage | balu | Expert | 9.67 minutes |
| (Co-op) l4d_airport04_terminal | balu | Expert | 7.52 minutes |
| (Co-op) l4d_airport05_runway | balu | Expert | 8.85 minutes |
| (Co-op) l4d_farm01_hilltop | balu | Expert | 4.30 minutes |
| (Co-op) l4d_farm01_hilltop | balu | Advanced | 3.63 minutes |
| (Co-op) l4d_farm02_traintunnel | balu | Expert | 6.20 minutes |
| (Co-op) l4d_farm02_traintunnel | balu | Advanced | 7.39 minutes |
| (Co-op) l4d_farm03_bridge | balu | Expert | 8.39 minutes |
| (Co-op) l4d_farm03_bridge | balu | Advanced | 7.50 minutes |
| (Co-op) l4d_farm04_barn | balu | Expert | 6.13 minutes |
| (Co-op) l4d_farm04_barn | balu | Advanced | 4.63 minutes |
| (Co-op) l4d_farm05_cornfield | balu | Expert | 13.82 minutes |
| (Co-op) l4d_farm05_cornfield | balu | Advanced | 12.79 minutes |
| (Co-op) l4d_garage01_alleys | balu | Expert | 40.22 seconds |
| (Co-op) l4d_garage01_alleys | balu | Advanced | 13.41 minutes |
| (Co-op) l4d_garage02_lots | balu | Expert | 16.56 minutes |
| (Co-op) l4d_garage02_lots | balu | Advanced | 13.16 minutes |
| (Co-op) l4d_hospital01_apartment | balu | Expert | 2.59 minutes |
| (Co-op) l4d_hospital02_subway | balu | Expert | 7.21 minutes |
| (Co-op) l4d_hospital03_sewers | balu | Expert | 8.82 minutes |
| (Co-op) l4d_hospital04_interior | balu | Expert | 5.19 minutes |
| (Co-op) l4d_hospital05_rooftop | balu | Expert | 9.72 minutes |
| (Co-op) l4d_river02_barge | balu | Expert | 12.28 minutes |
| (Co-op) l4d_river02_barge | balu | Expert | 12.28 minutes |
| (Co-op) l4d_river03_port | balu | Expert | 13.90 minutes |
| (Co-op) l4d_river03_port | balu | Expert | 13.90 minutes |
| (Co-op) l4d_smalltown01_caves | balu | Expert | 33.15 seconds |
| (Co-op) l4d_smalltown01_caves | balu | Advanced | 4.41 minutes |
| (Co-op) l4d_smalltown01_caves | balu | Normal | 2.97 minutes |
| (Co-op) l4d_smalltown02_drainage | balu | Expert | 4.61 minutes |
| (Co-op) l4d_smalltown02_drainage | balu | Advanced | 6.99 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | balu | Expert | 6.94 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | balu | Advanced | 5.28 minutes |
| (Co-op) l4d_smalltown04_mainstreet | balu | Expert | 7.89 minutes |
| (Co-op) l4d_smalltown05_houseboat | balu | Expert | 11.87 minutes |