No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | MEF
| Normal | 2.37 minutes |
| (Co-op) l4d_hospital02_subway | MEF
| Normal | 8.78 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | MEF
| Advanced | 3.67 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | MEF
| Advanced | 3.67 minutes |
| (Co-op) l4d_hospital01_apartment | MEF
| Normal | 2.37 minutes |
| (Co-op) l4d_hospital02_subway | MEF
| Normal | 8.78 minutes |