Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | NIETO | Advanced | 2.77 minutes |
| (Co-op) l4d_airport02_offices | NIETO | Expert | 10.20 minutes |
| (Co-op) l4d_airport03_garage | NIETO | Expert | 9.60 minutes |
| (Co-op) l4d_airport04_terminal | NIETO | Advanced | 6.72 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm03_bridge | NIETO | Expert | 8.11 minutes |
| (Co-op) l4d_farm04_barn | NIETO | Expert | 10.83 minutes |
| (Co-op) l4d_farm05_cornfield | NIETO | Expert | 9.86 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | NIETO | Advanced | 2.77 minutes |
| (Co-op) l4d_airport02_offices | NIETO | Expert | 10.20 minutes |
| (Co-op) l4d_airport03_garage | NIETO | Expert | 9.60 minutes |
| (Co-op) l4d_airport04_terminal | NIETO | Advanced | 6.72 minutes |
| (Co-op) l4d_farm03_bridge | NIETO | Expert | 8.11 minutes |
| (Co-op) l4d_farm04_barn | NIETO | Expert | 10.83 minutes |
| (Co-op) l4d_farm05_cornfield | NIETO | Expert | 9.86 minutes |