No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | KoRn | Advanced | 2.69 minutes |
| (Co-op) l4d_hospital02_subway | KoRn | Advanced | 9.25 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm04_barn | KoRn | Advanced | 4.46 minutes |
| (Co-op) l4d_farm05_cornfield | KoRn | Advanced | 10.53 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm04_barn | KoRn | Advanced | 4.46 minutes |
| (Co-op) l4d_farm05_cornfield | KoRn | Advanced | 10.53 minutes |
| (Co-op) l4d_hospital01_apartment | KoRn | Advanced | 2.69 minutes |
| (Co-op) l4d_hospital02_subway | KoRn | Advanced | 9.25 minutes |