No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  killer | Expert | 9.87 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | killer | Advanced | 2.64 minutes |
| (Co-op) l4d_airport01_greenhouse | killer | Normal | 3.25 minutes |
| (Co-op) l4d_airport02_offices | killer | Advanced | 9.78 minutes |
| (Co-op) l4d_airport02_offices | killer | Normal | 10.54 minutes |
| (Co-op) l4d_airport03_garage | killer | Advanced | 10.75 minutes |
| (Co-op) l4d_airport03_garage | killer | Normal | 8.94 minutes |
| (Co-op) l4d_airport04_terminal | killer | Normal | 35.70 minutes |
| (Co-op) l4d_airport05_runway | killer | Advanced | 6.78 minutes |
| (Co-op) l4d_airport05_runway | killer | Normal | 5.53 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | killer | Normal | 5.83 minutes |
| (Co-op) l4d_farm02_traintunnel | killer | Advanced | 5.43 minutes |
| (Co-op) l4d_farm02_traintunnel | killer | Normal | 5.16 minutes |
| (Co-op) l4d_farm03_bridge | killer | Advanced | 6.75 minutes |
| (Co-op) l4d_farm03_bridge | killer | Normal | 7.66 minutes |
| (Co-op) l4d_farm04_barn | killer | Advanced | 4.72 minutes |
