No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital02_subway | kilo | Normal | 7.73 minutes |
| (Co-op) l4d_hospital03_sewers | kilo | Normal | 10.87 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | kilo | Advanced | 3.16 minutes |
| (Co-op) l4d_airport02_offices | kilo | Advanced | 6.95 minutes |
| (Co-op) l4d_airport03_garage | kilo | Advanced | 8.76 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | kilo | Advanced | 4.83 minutes |
| (Co-op) l4d_smalltown02_drainage | kilo | Advanced | 6.37 minutes |
| (Co-op) l4d_smalltown02_drainage | kilo | Normal | 5.82 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | kilo | Advanced | 5.59 minutes |
| (Co-op) l4d_smalltown04_mainstreet | kilo | Advanced | 8.62 minutes |
| (Co-op) l4d_smalltown05_houseboat | kilo | Advanced | 10.90 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm05_cornfield | kilo | Normal | 10.16 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage01_alleys | kilo | Advanced | 8.44 minutes |
| (Co-op) l4d_garage01_alleys | kilo | Normal | 8.25 minutes |
| (Co-op) l4d_garage02_lots | kilo | Advanced | 11.48 minutes |
| (Co-op) l4d_garage02_lots | kilo | Normal | 9.40 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | kilo | Advanced | 3.16 minutes |
| (Co-op) l4d_airport02_offices | kilo | Advanced | 6.95 minutes |
| (Co-op) l4d_airport03_garage | kilo | Advanced | 8.76 minutes |
| (Co-op) l4d_farm05_cornfield | kilo | Normal | 10.16 minutes |
| (Co-op) l4d_garage01_alleys | kilo | Advanced | 8.44 minutes |
| (Co-op) l4d_garage01_alleys | kilo | Normal | 8.25 minutes |
| (Co-op) l4d_garage02_lots | kilo | Advanced | 11.48 minutes |
| (Co-op) l4d_garage02_lots | kilo | Normal | 9.40 minutes |
| (Co-op) l4d_hospital02_subway | kilo | Normal | 7.73 minutes |
| (Co-op) l4d_hospital03_sewers | kilo | Normal | 10.87 minutes |
| (Co-op) l4d_river02_barge | kilo | Advanced | 11.60 minutes |
| (Co-op) l4d_river02_barge | kilo | Advanced | 11.60 minutes |
| (Co-op) l4d_river03_port | kilo | Advanced | 7.70 minutes |
| (Co-op) l4d_river03_port | kilo | Advanced | 7.70 minutes |
| (Co-op) l4d_smalltown01_caves | kilo | Advanced | 4.83 minutes |
| (Co-op) l4d_smalltown02_drainage | kilo | Advanced | 6.37 minutes |
| (Co-op) l4d_smalltown02_drainage | kilo | Normal | 5.82 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | kilo | Advanced | 5.59 minutes |
| (Co-op) l4d_smalltown04_mainstreet | kilo | Advanced | 8.62 minutes |
| (Co-op) l4d_smalltown05_houseboat | kilo | Advanced | 10.90 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Survival) l4d_sv_lighthouse | kilo | Normal | 3.86 minutes |
| (Survival) l4d_sv_lighthouse | kilo | Normal | 3.86 minutes |