No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  Murky-Unicorn505 | Expert | 9.61 minutes |
| (Co-op) l4d_hospital03_sewers | Murky-Unicorn505 | Expert | 8.63 minutes |
| (Co-op) l4d_hospital04_interior | Murky-Unicorn505 | Expert | 5.70 minutes |
| (Co-op) l4d_hospital04_interior | Murky-Unicorn505 | Advanced | 7.09 minutes |
| (Co-op) l4d_hospital05_rooftop | Murky-Unicorn505 | Expert | 6.79 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices | Murky-Unicorn505 | Advanced | 10.05 minutes |
| (Co-op) l4d_airport03_garage | Murky-Unicorn505 | Advanced | 10.14 minutes |
| (Co-op) l4d_airport04_terminal | Murky-Unicorn505 | Advanced | 6.89 minutes |
| (Co-op) l4d_airport05_runway | Murky-Unicorn505 | Advanced | 6.83 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | Murky-Unicorn505 | Advanced | 4.13 minutes |
| (Co-op) l4d_farm02_traintunnel | Murky-Unicorn505 | Advanced | 5.27 minutes |
| (Co-op) l4d_farm03_bridge | Murky-Unicorn505 | Advanced | 8.11 minutes |
| (Co-op) l4d_farm04_barn | Murky-Unicorn505 | Advanced | 4.46 minutes |
| (Co-op) l4d_farm05_cornfield | Murky-Unicorn505 | Advanced | 10.19 minutes |
