Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 4.37 minutes |
| (Co-op) l4d_airport04_terminal | | Expert | 7.61 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm03_bridge | | Expert | 10.71 minutes |
| (Co-op) l4d_farm04_barn | | Expert | 7.59 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 4.37 minutes |
| (Co-op) l4d_airport04_terminal | | Expert | 7.61 minutes |
| (Co-op) l4d_farm03_bridge | | Expert | 10.71 minutes |
| (Co-op) l4d_farm04_barn | | Expert | 7.59 minutes |
| (Co-op) l4d_river01_docks | | Advanced | 10.24 minutes |
| (Co-op) l4d_river01_docks | | Advanced | 10.24 minutes |
| (Co-op) l4d_river02_barge | | Advanced | 12.03 minutes |
| (Co-op) l4d_river02_barge | | Advanced | 12.03 minutes |
| (Co-op) l4d_river03_port | | Advanced | 14.32 minutes |
| (Co-op) l4d_river03_port | | Advanced | 14.32 minutes |