No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment |  ReconSubZero | Normal | 1.17 minutes |
| (Co-op) l4d_hospital02_subway | ReconSubZero | Normal | 4.18 minutes |
| (Co-op) l4d_hospital03_sewers | ReconSubZero | Normal | 3.34 minutes |
| (Co-op) l4d_hospital04_interior | ReconSubZero | Advanced | 7.65 minutes |
| (Co-op) l4d_hospital04_interior | ReconSubZero | Normal | 4.13 minutes |
| (Co-op) l4d_hospital05_rooftop | ReconSubZero | Advanced | 9.06 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown02_drainage | ReconSubZero | Advanced | 6.24 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | ReconSubZero | Advanced | 6.98 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm03_bridge | ReconSubZero | Normal | 3.61 minutes |
| (Co-op) l4d_farm04_barn | ReconSubZero | Normal | 3.43 minutes |
| (Co-op) l4d_farm05_cornfield | ReconSubZero | Normal | 6.96 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | ReconSubZero | Normal | 6.02 minutes |
| (Co-op) l4d_garage02_lots | ReconSubZero | Normal | 7.39 minutes |
