Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | Dep moment | Expert | 11.24 minutes |
| (Co-op) l4d_airport04_terminal | Dep moment | Expert | 5.28 minutes |
| (Co-op) l4d_airport05_runway | Dep moment | Expert | 10.37 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm03_bridge | Dep moment | Advanced | 10.97 minutes |
| (Co-op) l4d_farm04_barn | Dep moment | Advanced | 8.60 minutes |
| (Co-op) l4d_farm05_cornfield | Dep moment | Advanced | 14.40 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | Dep moment | Expert | 11.24 minutes |
| (Co-op) l4d_airport04_terminal | Dep moment | Expert | 5.28 minutes |
| (Co-op) l4d_airport05_runway | Dep moment | Expert | 10.37 minutes |
| (Co-op) l4d_farm03_bridge | Dep moment | Advanced | 10.97 minutes |
| (Co-op) l4d_farm04_barn | Dep moment | Advanced | 8.60 minutes |
| (Co-op) l4d_farm05_cornfield | Dep moment | Advanced | 14.40 minutes |