No Mercy - Co-op (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Survival) l4d_hospital03_sewers | Huey Duck | Normal | 4.31 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Survival) l4d_hospital03_sewers | Huey Duck | Normal | 4.31 minutes |
| (Survival) l4d_hospital04_interior | Huey Duck | Normal | 3.70 minutes |
| (Survival) l4d_hospital04_interior | Huey Duck | Normal | 3.70 minutes |
| (Survival) l4d_smalltown04_mainstreet | Huey Duck | Normal | 5.68 minutes |
| (Survival) l4d_smalltown04_mainstreet | Huey Duck | Normal | 5.68 minutes |
| (Survival) l4d_sv_lighthouse | Huey Duck | Normal | 3.88 minutes |
| (Survival) l4d_sv_lighthouse | Huey Duck | Normal | 3.88 minutes |
| (Survival) l4d_vs_smalltown05_houseboat | Huey Duck | Normal | 1.08 minutes |
| (Survival) l4d_vs_smalltown05_houseboat | Huey Duck | Normal | 1.08 minutes |