No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  peruvianbaby300 | Normal | 5.15 minutes |
| (Co-op) l4d_hospital04_interior | peruvianbaby300 | Normal | 4.71 minutes |
| (Co-op) l4d_hospital05_rooftop | peruvianbaby300 | Normal | 7.25 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | peruvianbaby300 | Normal | 1.77 minutes |
| (Co-op) l4d_airport02_offices | peruvianbaby300 | Normal | 4.77 minutes |
| (Co-op) l4d_airport03_garage | peruvianbaby300 | Normal | 8.54 minutes |
| (Co-op) l4d_airport04_terminal | peruvianbaby300 | Normal | 3.98 minutes |
| (Co-op) l4d_airport05_runway | peruvianbaby300 | Normal | 5.73 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | peruvianbaby300 | Normal | 3.29 minutes |
| (Co-op) l4d_smalltown02_drainage | peruvianbaby300 | Normal | 4.66 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | peruvianbaby300 | Normal | 7.07 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | peruvianbaby300 | Normal | 2.55 minutes |
| (Co-op) l4d_farm02_traintunnel | peruvianbaby300 | Normal | 2.60 minutes |
| (Co-op) l4d_farm03_bridge | peruvianbaby300 | Normal | 4.51 minutes |
| (Co-op) l4d_farm04_barn | peruvianbaby300 | Normal | 3.42 minutes |
| (Co-op) l4d_farm05_cornfield | peruvianbaby300 | Normal | 7.41 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | peruvianbaby300 | Normal | 7.81 minutes |
| (Co-op) l4d_garage02_lots | peruvianbaby300 | Normal | 9.90 minutes |
