No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment |  xly | Advanced | 2.77 minutes |
| (Co-op) l4d_hospital01_apartment | xly | Normal | 2.17 minutes |
| (Co-op) l4d_hospital02_subway | xly | Advanced | 6.35 minutes |
| (Co-op) l4d_hospital02_subway | xly | Normal | 6.81 minutes |
| (Co-op) l4d_hospital03_sewers | xly | Advanced | 5.80 minutes |
| (Co-op) l4d_hospital03_sewers | xly | Normal | 4.17 minutes |
| (Co-op) l4d_hospital04_interior | xly | Expert | 7.70 minutes |
| (Co-op) l4d_hospital04_interior | xly | Advanced | 6.71 minutes |
| (Co-op) l4d_hospital04_interior | xly | Normal | 6.06 minutes |
| (Co-op) l4d_hospital05_rooftop | xly | Expert | 10.90 minutes |
| (Co-op) l4d_hospital05_rooftop | xly | Advanced | 9.06 minutes |
| (Co-op) l4d_hospital05_rooftop | xly | Normal | 6.82 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | xly | Advanced | 4.44 minutes |
| (Co-op) l4d_airport01_greenhouse | xly | Normal | 3.37 minutes |
| (Co-op) l4d_airport02_offices | xly | Advanced | 7.84 minutes |
| (Co-op) l4d_airport02_offices | xly | Normal | 6.41 minutes |
| (Co-op) l4d_airport03_garage | xly | Advanced | 2.95 minutes |
| (Co-op) l4d_airport03_garage | xly | Normal | 8.82 minutes |
| (Co-op) l4d_airport04_terminal | xly | Advanced | 7.69 minutes |
| (Co-op) l4d_airport04_terminal | xly | Normal | 5.39 minutes |
| (Co-op) l4d_airport05_runway | xly | Advanced | 7.66 minutes |
| (Co-op) l4d_airport05_runway | xly | Normal | 7.42 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | xly | Expert | 3.60 minutes |
| (Co-op) l4d_smalltown01_caves | xly | Advanced | 4.60 minutes |
| (Co-op) l4d_smalltown01_caves | xly | Normal | 3.65 minutes |
| (Co-op) l4d_smalltown02_drainage | xly | Expert | 7.13 minutes |
| (Co-op) l4d_smalltown02_drainage | xly | Advanced | 6.24 minutes |
| (Co-op) l4d_smalltown02_drainage | xly | Normal | 5.68 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | xly | Expert | 7.47 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | xly | Advanced | 6.98 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | xly | Normal | 7.53 minutes |
| (Co-op) l4d_smalltown04_mainstreet | xly | Advanced | 5.94 minutes |
| (Co-op) l4d_smalltown04_mainstreet | xly | Normal | 8.50 minutes |
| (Co-op) l4d_smalltown05_houseboat | xly | Expert | 14.54 minutes |
| (Co-op) l4d_smalltown05_houseboat | xly | Advanced | 10.21 minutes |
| (Co-op) l4d_smalltown05_houseboat | xly | Normal | 9.00 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | xly | Advanced | 7.16 minutes |
| (Co-op) l4d_farm01_hilltop | xly | Normal | 3.98 minutes |
| (Co-op) l4d_farm02_traintunnel | xly | Advanced | 8.08 minutes |
| (Co-op) l4d_farm02_traintunnel | xly | Normal | 5.27 minutes |
| (Co-op) l4d_farm03_bridge | xly | Advanced | 8.56 minutes |
| (Co-op) l4d_farm03_bridge | xly | Normal | 4.90 minutes |
| (Co-op) l4d_farm04_barn | xly | Advanced | 5.14 minutes |
| (Co-op) l4d_farm04_barn | xly | Normal | 3.46 minutes |
| (Co-op) l4d_farm05_cornfield | xly | Advanced | 9.81 minutes |
| (Co-op) l4d_farm05_cornfield | xly | Normal | 8.10 minutes |
