No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment |  HEAD SHOT | Normal | 2.81 minutes |
| (Co-op) l4d_hospital02_subway | HEAD SHOT | Advanced | 10.81 minutes |
| (Co-op) l4d_hospital02_subway | HEAD SHOT | Normal | 8.46 minutes |
| (Co-op) l4d_hospital03_sewers | HEAD SHOT | Advanced | 7.15 minutes |
| (Co-op) l4d_hospital03_sewers | HEAD SHOT | Normal | 8.03 minutes |
| (Co-op) l4d_hospital04_interior | HEAD SHOT | Expert | 5.34 minutes |
| (Co-op) l4d_hospital04_interior | HEAD SHOT | Advanced | 3.95 minutes |
| (Co-op) l4d_hospital04_interior | HEAD SHOT | Normal | 4.24 minutes |
| (Co-op) l4d_hospital05_rooftop | HEAD SHOT | Expert | 7.65 minutes |
| (Co-op) l4d_hospital05_rooftop | HEAD SHOT | Advanced | 7.74 minutes |
| (Co-op) l4d_hospital05_rooftop | HEAD SHOT | Normal | 5.84 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | HEAD SHOT | Normal | 4.65 minutes |
| (Co-op) l4d_airport02_offices | HEAD SHOT | Expert | 10.07 minutes |
| (Co-op) l4d_airport02_offices | HEAD SHOT | Normal | 8.21 minutes |
| (Co-op) l4d_airport03_garage | HEAD SHOT | Expert | 11.26 minutes |
| (Co-op) l4d_airport03_garage | HEAD SHOT | Advanced | 7.27 minutes |
| (Co-op) l4d_airport03_garage | HEAD SHOT | Normal | 10.73 minutes |
| (Co-op) l4d_airport04_terminal | HEAD SHOT | Advanced | 5.69 minutes |
| (Co-op) l4d_airport04_terminal | HEAD SHOT | Normal | 9.59 minutes |
| (Co-op) l4d_airport05_runway | HEAD SHOT | Advanced | 8.22 minutes |
| (Co-op) l4d_airport05_runway | HEAD SHOT | Normal | 7.40 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | HEAD SHOT | Advanced | 3.49 minutes |
| (Co-op) l4d_smalltown02_drainage | HEAD SHOT | Advanced | 4.27 minutes |
| (Co-op) l4d_smalltown02_drainage | HEAD SHOT | Normal | 8.16 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | HEAD SHOT | Advanced | 6.62 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | HEAD SHOT | Normal | 7.63 minutes |
| (Co-op) l4d_smalltown04_mainstreet | HEAD SHOT | Advanced | 6.29 minutes |
| (Co-op) l4d_smalltown04_mainstreet | HEAD SHOT | Normal | 6.37 minutes |
| (Co-op) l4d_smalltown05_houseboat | HEAD SHOT | Advanced | 7.63 minutes |
| (Co-op) l4d_smalltown05_houseboat | HEAD SHOT | Normal | 7.33 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | HEAD SHOT | Normal | 4.58 minutes |
| (Co-op) l4d_farm02_traintunnel | HEAD SHOT | Expert | 6.92 minutes |
| (Co-op) l4d_farm02_traintunnel | HEAD SHOT | Advanced | 6.73 minutes |
| (Co-op) l4d_farm02_traintunnel | HEAD SHOT | Normal | 5.76 minutes |
| (Co-op) l4d_farm03_bridge | HEAD SHOT | Expert | 7.69 minutes |
| (Co-op) l4d_farm03_bridge | HEAD SHOT | Advanced | 4.02 minutes |
| (Co-op) l4d_farm03_bridge | HEAD SHOT | Normal | 6.83 minutes |
| (Co-op) l4d_farm04_barn | HEAD SHOT | Expert | 6.60 minutes |
| (Co-op) l4d_farm04_barn | HEAD SHOT | Advanced | 4.13 minutes |
| (Co-op) l4d_farm04_barn | HEAD SHOT | Normal | 5.48 minutes |
| (Co-op) l4d_farm05_cornfield | HEAD SHOT | Expert | 9.08 minutes |
| (Co-op) l4d_farm05_cornfield | HEAD SHOT | Advanced | 8.89 minutes |
| (Co-op) l4d_farm05_cornfield | HEAD SHOT | Normal | 8.62 minutes |
