No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  Julius Robert Oppenheimer | Normal | 10.42 minutes |
| (Co-op) l4d_hospital03_sewers | Julius Robert Oppenheimer | Normal | 10.76 minutes |
| (Co-op) l4d_hospital04_interior | Julius Robert Oppenheimer | Normal | 7.16 minutes |
| (Co-op) l4d_hospital05_rooftop | Julius Robert Oppenheimer | Normal | 11.74 minutes |
