No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | Louie Duck | Expert | 11.24 minutes |
| (Co-op) l4d_hospital02_subway | Louie Duck | Expert | 11.41 minutes |
| (Co-op) l4d_hospital03_sewers | Louie Duck | Expert | 11.56 minutes |
| (Co-op) l4d_hospital04_interior | Louie Duck | Expert | 7.43 minutes |
| (Co-op) l4d_hospital05_rooftop | Louie Duck | Expert | 9.16 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | Louie Duck | Expert | 11.24 minutes |
| (Co-op) l4d_hospital02_subway | Louie Duck | Expert | 11.41 minutes |
| (Co-op) l4d_hospital03_sewers | Louie Duck | Expert | 11.56 minutes |
| (Co-op) l4d_hospital04_interior | Louie Duck | Expert | 7.43 minutes |
| (Co-op) l4d_hospital05_rooftop | Louie Duck | Expert | 9.16 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Survival) l4d_smalltown03_ranchhouse | Louie Duck | Normal | 3.67 minutes |
| (Survival) l4d_smalltown03_ranchhouse | Louie Duck | Normal | 3.67 minutes |
| (Survival) l4d_smalltown04_mainstreet | Louie Duck | Normal | 5.58 minutes |
| (Survival) l4d_smalltown04_mainstreet | Louie Duck | Normal | 5.58 minutes |