No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  WhatZitTooya | Normal | 7.61 minutes |
| (Co-op) l4d_hospital03_sewers | WhatZitTooya | Normal | 7.48 minutes |
| (Co-op) l4d_hospital04_interior | WhatZitTooya | Normal | 7.43 minutes |
| (Co-op) l4d_hospital05_rooftop | WhatZitTooya | Normal | 9.12 minutes |
