No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | Zet | Normal | 4.55 minutes |
| (Co-op) l4d_hospital02_subway | Zet | Normal | 8.24 minutes |
| (Co-op) l4d_hospital03_sewers | Zet | Normal | 6.90 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | Zet | Normal | 11.91 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | Zet | Normal | 11.91 minutes |
| (Co-op) l4d_hospital01_apartment | Zet | Normal | 4.55 minutes |
| (Co-op) l4d_hospital02_subway | Zet | Normal | 8.24 minutes |
| (Co-op) l4d_hospital03_sewers | Zet | Normal | 6.90 minutes |
| (Co-op) l4d_river01_docks | Zet | Normal | 25.99 seconds |
| (Co-op) l4d_river01_docks | Zet | Normal | 25.99 seconds |