Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 4.24 minutes |
| (Co-op) l4d_airport02_offices | | Advanced | 10.71 minutes |
| (Co-op) l4d_airport03_garage | | Advanced | 24.35 minutes |
| (Co-op) l4d_airport05_runway | | Normal | 6.66 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm02_traintunnel | | Normal | 9.78 minutes |
| (Co-op) l4d_farm03_bridge | | Normal | 7.62 minutes |
| (Co-op) l4d_farm04_barn | | Normal | 6.64 minutes |
| (Co-op) l4d_farm05_cornfield | | Normal | 10.18 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 4.24 minutes |
| (Co-op) l4d_airport02_offices | | Advanced | 10.71 minutes |
| (Co-op) l4d_airport03_garage | | Advanced | 24.35 minutes |
| (Co-op) l4d_airport05_runway | | Normal | 6.66 minutes |
| (Co-op) l4d_farm02_traintunnel | | Normal | 9.78 minutes |
| (Co-op) l4d_farm03_bridge | | Normal | 7.62 minutes |
| (Co-op) l4d_farm04_barn | | Normal | 6.64 minutes |
| (Co-op) l4d_farm05_cornfield | | Normal | 10.18 minutes |
| (Co-op) l4d_river02_barge | | Advanced | 21.39 minutes |
| (Co-op) l4d_river02_barge | | Advanced | 21.39 minutes |
| (Co-op) l4d_river03_port | | Advanced | 8.93 minutes |
| (Co-op) l4d_river03_port | | Advanced | 8.93 minutes |