No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | MMM | Advanced | 3.00 minutes |
| (Co-op) l4d_hospital01_apartment | MMM | Normal | 2.70 minutes |
| (Co-op) l4d_hospital02_subway | MMM | Normal | 8.68 minutes |
| (Co-op) l4d_hospital03_sewers | MMM | Normal | 9.08 minutes |
| (Co-op) l4d_hospital04_interior | MMM | Normal | 4.17 minutes |
| (Co-op) l4d_hospital05_rooftop | MMM | Normal | 8.35 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | MMM | Normal | 6.96 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | MMM | Normal | 6.96 minutes |
| (Co-op) l4d_hospital01_apartment | MMM | Advanced | 3.00 minutes |
| (Co-op) l4d_hospital01_apartment | MMM | Normal | 2.70 minutes |
| (Co-op) l4d_hospital02_subway | MMM | Normal | 8.68 minutes |
| (Co-op) l4d_hospital03_sewers | MMM | Normal | 9.08 minutes |
| (Co-op) l4d_hospital04_interior | MMM | Normal | 4.17 minutes |
| (Co-op) l4d_hospital05_rooftop | MMM | Normal | 8.35 minutes |