No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment |  UndeadChaos | Normal | 6.09 minutes |
| (Co-op) l4d_hospital02_subway | UndeadChaos | Normal | 11.10 minutes |
| (Co-op) l4d_hospital03_sewers | UndeadChaos | Normal | 12.00 minutes |
| (Co-op) l4d_hospital04_interior | UndeadChaos | Normal | 6.74 minutes |
| (Co-op) l4d_hospital05_rooftop | UndeadChaos | Normal | 9.15 minutes |
