No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | Huey Duck | Expert | 3.06 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown05_houseboat | Huey Duck | Advanced | 7.95 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | Huey Duck | Expert | 3.06 minutes |
| (Co-op) l4d_smalltown05_houseboat | Huey Duck | Advanced | 7.95 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Survival) l4d_sv_lighthouse | Huey Duck | Normal | 2.76 minutes |
| (Survival) l4d_sv_lighthouse | Huey Duck | Normal | 2.76 minutes |