No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital03_sewers | D_Skull | Advanced | 6.90 minutes |
| (Co-op) l4d_hospital04_interior | D_Skull | Advanced | 5.32 minutes |
| (Co-op) l4d_hospital05_rooftop | D_Skull | Advanced | 9.05 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | D_Skull | Advanced | 21.64 seconds |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital03_sewers | D_Skull | Advanced | 6.90 minutes |
| (Co-op) l4d_hospital04_interior | D_Skull | Advanced | 5.32 minutes |
| (Co-op) l4d_hospital05_rooftop | D_Skull | Advanced | 9.05 minutes |
| (Co-op) l4d_river02_barge | D_Skull | Advanced | 7.72 minutes |
| (Co-op) l4d_river02_barge | D_Skull | Advanced | 7.72 minutes |
| (Co-op) l4d_smalltown01_caves | D_Skull | Advanced | 21.64 seconds |