No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  Enrage-O-Matic | Normal | 10.08 minutes |
| (Co-op) l4d_hospital03_sewers | Enrage-O-Matic | Normal | 10.67 minutes |
| (Co-op) l4d_hospital04_interior | Enrage-O-Matic | Normal | 7.94 minutes |
| (Co-op) l4d_hospital05_rooftop | Enrage-O-Matic | Normal | 14.54 minutes |
