Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Lexx | Advanced | 2.48 minutes |
| (Co-op) l4d_airport02_offices | Lexx | Advanced | 8.47 minutes |
| (Co-op) l4d_airport03_garage | Lexx | Advanced | 10.58 minutes |
| (Co-op) l4d_airport04_terminal | Lexx | Advanced | 9.93 minutes |
| (Co-op) l4d_airport05_runway | Lexx | Advanced | 8.11 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm03_bridge | Lexx | Advanced | 7.01 minutes |
| (Co-op) l4d_farm04_barn | Lexx | Advanced | 6.65 minutes |
| (Co-op) l4d_farm05_cornfield | Lexx | Advanced | 12.93 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Lexx | Advanced | 2.48 minutes |
| (Co-op) l4d_airport02_offices | Lexx | Advanced | 8.47 minutes |
| (Co-op) l4d_airport03_garage | Lexx | Advanced | 10.58 minutes |
| (Co-op) l4d_airport04_terminal | Lexx | Advanced | 9.93 minutes |
| (Co-op) l4d_airport05_runway | Lexx | Advanced | 8.11 minutes |
| (Co-op) l4d_farm03_bridge | Lexx | Advanced | 7.01 minutes |
| (Co-op) l4d_farm04_barn | Lexx | Advanced | 6.65 minutes |
| (Co-op) l4d_farm05_cornfield | Lexx | Advanced | 12.93 minutes |
| (Co-op) l4d_river01_docks | Lexx | Advanced | 15.11 minutes |
| (Co-op) l4d_river01_docks | Lexx | Advanced | 15.11 minutes |
| (Co-op) l4d_river02_barge | Lexx | Advanced | 18.13 minutes |
| (Co-op) l4d_river02_barge | Lexx | Advanced | 18.13 minutes |
| (Co-op) l4d_river03_port | Lexx | Advanced | 10.70 minutes |
| (Co-op) l4d_river03_port | Lexx | Advanced | 10.70 minutes |