No Mercy - Co-op (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Survival) l4d_hospital03_sewers | Dewey Duck | Normal | 5.18 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Survival) l4d_hospital03_sewers | Dewey Duck | Normal | 5.18 minutes |
| (Survival) l4d_hospital04_interior | Dewey Duck | Normal | 14.23 minutes |
| (Survival) l4d_hospital04_interior | Dewey Duck | Normal | 14.23 minutes |
| (Survival) l4d_smalltown04_mainstreet | Dewey Duck | Normal | 3.18 minutes |
| (Survival) l4d_smalltown04_mainstreet | Dewey Duck | Normal | 3.18 minutes |
| (Survival) l4d_sv_lighthouse | Dewey Duck | Normal | 23.10 seconds |
| (Survival) l4d_sv_lighthouse | Dewey Duck | Normal | 23.10 seconds |