No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  ZOOX1 | Normal | 4.45 minutes |
| (Co-op) l4d_hospital03_sewers | ZOOX1 | Advanced | 5.53 minutes |
| (Co-op) l4d_hospital03_sewers | ZOOX1 | Normal | 5.39 minutes |
| (Co-op) l4d_hospital04_interior | ZOOX1 | Advanced | 4.98 minutes |
| (Co-op) l4d_hospital04_interior | ZOOX1 | Normal | 5.21 minutes |
| (Co-op) l4d_hospital05_rooftop | ZOOX1 | Advanced | 8.68 minutes |
| (Co-op) l4d_hospital05_rooftop | ZOOX1 | Normal | 6.43 minutes |
