No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | BOSS | Advanced | 2.86 minutes |
| (Co-op) l4d_hospital03_sewers | BOSS | Advanced | 6.05 minutes |
| (Co-op) l4d_hospital05_rooftop | BOSS | Advanced | 6.11 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | BOSS | Normal | 6.44 minutes |
| (Co-op) l4d_airport04_terminal | BOSS | Normal | 4.95 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | BOSS | Normal | 6.44 minutes |
| (Co-op) l4d_airport04_terminal | BOSS | Normal | 4.95 minutes |
| (Co-op) l4d_hospital01_apartment | BOSS | Advanced | 2.86 minutes |
| (Co-op) l4d_hospital03_sewers | BOSS | Advanced | 6.05 minutes |
| (Co-op) l4d_hospital05_rooftop | BOSS | Advanced | 6.11 minutes |