No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment |  killer | Normal | 2.67 minutes |
| (Co-op) l4d_hospital02_subway | killer | Normal | 7.09 minutes |
| (Co-op) l4d_hospital03_sewers | killer | Normal | 4.52 minutes |
| (Co-op) l4d_hospital04_interior | killer | Normal | 3.62 minutes |
| (Co-op) l4d_hospital05_rooftop | killer | Normal | 6.34 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | killer | Advanced | 45.90 minutes |
| (Co-op) l4d_airport01_greenhouse | killer | Normal | 3.67 minutes |
| (Co-op) l4d_airport02_offices | killer | Advanced | 8.69 minutes |
| (Co-op) l4d_airport02_offices | killer | Normal | 9.07 minutes |
| (Co-op) l4d_airport03_garage | killer | Advanced | 7.06 minutes |
| (Co-op) l4d_airport03_garage | killer | Normal | 8.26 minutes |
| (Co-op) l4d_airport04_terminal | killer | Advanced | 3.49 minutes |
| (Co-op) l4d_airport04_terminal | killer | Normal | 4.08 minutes |
| (Co-op) l4d_airport05_runway | killer | Advanced | 6.40 minutes |
| (Co-op) l4d_airport05_runway | killer | Normal | 5.67 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | killer | Advanced | 4.75 minutes |
| (Co-op) l4d_smalltown01_caves | killer | Normal | 3.02 minutes |
| (Co-op) l4d_smalltown02_drainage | killer | Advanced | 7.57 minutes |
| (Co-op) l4d_smalltown02_drainage | killer | Normal | 5.36 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | killer | Advanced | 6.73 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | killer | Normal | 4.15 minutes |
| (Co-op) l4d_smalltown04_mainstreet | killer | Advanced | 6.72 minutes |
| (Co-op) l4d_smalltown04_mainstreet | killer | Normal | 6.33 minutes |
| (Co-op) l4d_smalltown05_houseboat | killer | Advanced | 27.43 minutes |
| (Co-op) l4d_smalltown05_houseboat | killer | Normal | 9.64 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | killer | Advanced | 3.88 minutes |
| (Co-op) l4d_farm01_hilltop | killer | Normal | 2.10 minutes |
| (Co-op) l4d_farm02_traintunnel | killer | Advanced | 6.29 minutes |
| (Co-op) l4d_farm02_traintunnel | killer | Normal | 4.82 minutes |
| (Co-op) l4d_farm03_bridge | killer | Advanced | 7.81 minutes |
| (Co-op) l4d_farm03_bridge | killer | Normal | 5.49 minutes |
| (Co-op) l4d_farm04_barn | killer | Advanced | 3.00 minutes |
| (Co-op) l4d_farm04_barn | killer | Normal | 3.75 minutes |
| (Co-op) l4d_farm05_cornfield | killer | Advanced | 8.51 minutes |
| (Co-op) l4d_farm05_cornfield | killer | Normal | 6.69 minutes |
