No Mercy (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_hospital01_apartment | Prime | Expert | 3.96 minutes |
| (Co-op) l4d_hospital02_subway | Prime | Advanced | 13.20 minutes |
Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | Prime | Advanced | 8.68 minutes |
| (Co-op) l4d_airport03_garage | Prime | Advanced | 16.82 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | Prime | Normal | 4.91 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm02_traintunnel | Prime | Normal | 6.08 minutes |
| (Co-op) l4d_farm03_bridge | Prime | Normal | 14.82 minutes |
| (Co-op) l4d_farm04_barn | Prime | Normal | 5.44 minutes |
| (Co-op) l4d_farm05_cornfield | Prime | Normal | 12.74 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage02_lots | Prime | Expert | 17.21 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | Prime | Advanced | 8.68 minutes |
| (Co-op) l4d_airport03_garage | Prime | Advanced | 16.82 minutes |
| (Co-op) l4d_farm02_traintunnel | Prime | Normal | 6.08 minutes |
| (Co-op) l4d_farm03_bridge | Prime | Normal | 14.82 minutes |
| (Co-op) l4d_farm04_barn | Prime | Normal | 5.44 minutes |
| (Co-op) l4d_farm05_cornfield | Prime | Normal | 12.74 minutes |
| (Co-op) l4d_garage02_lots | Prime | Expert | 17.21 minutes |
| (Co-op) l4d_hospital01_apartment | Prime | Expert | 3.96 minutes |
| (Co-op) l4d_hospital02_subway | Prime | Advanced | 13.20 minutes |
| (Co-op) l4d_river01_docks | Prime | Normal | 18.36 seconds |
| (Co-op) l4d_river01_docks | Prime | Normal | 18.36 seconds |
| (Co-op) l4d_river02_barge | Prime | Normal | 7.78 minutes |
| (Co-op) l4d_river02_barge | Prime | Normal | 7.78 minutes |
| (Co-op) l4d_river03_port | Prime | Normal | 9.35 minutes |
| (Co-op) l4d_river03_port | Prime | Normal | 9.35 minutes |
| (Co-op) l4d_smalltown01_caves | Prime | Normal | 4.91 minutes |