Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | n0b0dY | Expert | 9.52 minutes |
| (Co-op) l4d_airport03_garage | n0b0dY | Expert | 7.80 minutes |
| (Co-op) l4d_airport04_terminal | n0b0dY | Expert | 6.24 minutes |
| (Co-op) l4d_airport05_runway | n0b0dY | Expert | 6.30 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | n0b0dY | Expert | 5.96 minutes |
| (Co-op) l4d_farm02_traintunnel | n0b0dY | Expert | 5.07 minutes |
| (Co-op) l4d_farm03_bridge | n0b0dY | Expert | 7.34 minutes |
| (Co-op) l4d_farm04_barn | n0b0dY | Expert | 6.39 minutes |
| (Co-op) l4d_farm05_cornfield | n0b0dY | Expert | 9.54 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | n0b0dY | Expert | 9.52 minutes |
| (Co-op) l4d_airport03_garage | n0b0dY | Expert | 7.80 minutes |
| (Co-op) l4d_airport04_terminal | n0b0dY | Expert | 6.24 minutes |
| (Co-op) l4d_airport05_runway | n0b0dY | Expert | 6.30 minutes |
| (Co-op) l4d_farm01_hilltop | n0b0dY | Expert | 5.96 minutes |
| (Co-op) l4d_farm02_traintunnel | n0b0dY | Expert | 5.07 minutes |
| (Co-op) l4d_farm03_bridge | n0b0dY | Expert | 7.34 minutes |
| (Co-op) l4d_farm04_barn | n0b0dY | Expert | 6.39 minutes |
| (Co-op) l4d_farm05_cornfield | n0b0dY | Expert | 9.54 minutes |