No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital02_subway | GANS | Advanced | 7.40 minutes |
| (Co-op) l4d_hospital04_interior | GANS | Expert | 7.14 minutes |
| (Co-op) l4d_hospital05_rooftop | GANS | Expert | 7.22 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | GANS | Expert | 2.98 minutes |
| (Co-op) l4d_airport02_offices | GANS | Expert | 10.69 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | GANS | Expert | 3.64 minutes |
| (Co-op) l4d_smalltown01_caves | GANS | Advanced | 4.32 minutes |
| (Co-op) l4d_smalltown02_drainage | GANS | Expert | 6.79 minutes |
| (Co-op) l4d_smalltown02_drainage | GANS | Advanced | 5.78 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | GANS | Expert | 8.92 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | GANS | Advanced | 5.69 minutes |
| (Co-op) l4d_smalltown04_mainstreet | GANS | Advanced | 9.62 minutes |
| (Co-op) l4d_smalltown05_houseboat | GANS | Advanced | 11.78 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | GANS | Expert | 5.14 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage02_lots | GANS | Advanced | 15.36 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | GANS | Expert | 2.98 minutes |
| (Co-op) l4d_airport02_offices | GANS | Expert | 10.69 minutes |
| (Co-op) l4d_farm01_hilltop | GANS | Expert | 5.14 minutes |
| (Co-op) l4d_garage02_lots | GANS | Advanced | 15.36 minutes |
| (Co-op) l4d_hospital02_subway | GANS | Advanced | 7.40 minutes |
| (Co-op) l4d_hospital04_interior | GANS | Expert | 7.14 minutes |
| (Co-op) l4d_hospital05_rooftop | GANS | Expert | 7.22 minutes |
| (Co-op) l4d_river01_docks | GANS | Advanced | 7.39 minutes |
| (Co-op) l4d_river01_docks | GANS | Advanced | 7.39 minutes |
| (Co-op) l4d_river02_barge | GANS | Advanced | 14.46 minutes |
| (Co-op) l4d_river02_barge | GANS | Advanced | 14.46 minutes |
| (Co-op) l4d_river03_port | GANS | Expert | 11.86 minutes |
| (Co-op) l4d_river03_port | GANS | Expert | 11.86 minutes |
| (Co-op) l4d_river03_port | GANS | Advanced | 20.68 minutes |
| (Co-op) l4d_river03_port | GANS | Advanced | 20.68 minutes |
| (Co-op) l4d_smalltown01_caves | GANS | Expert | 3.64 minutes |
| (Co-op) l4d_smalltown01_caves | GANS | Advanced | 4.32 minutes |
| (Co-op) l4d_smalltown02_drainage | GANS | Expert | 6.79 minutes |
| (Co-op) l4d_smalltown02_drainage | GANS | Advanced | 5.78 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | GANS | Expert | 8.92 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | GANS | Advanced | 5.69 minutes |
| (Co-op) l4d_smalltown04_mainstreet | GANS | Advanced | 9.62 minutes |
| (Co-op) l4d_smalltown05_houseboat | GANS | Advanced | 11.78 minutes |