Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | | Expert | 9.45 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | | Expert | 4.07 minutes |
| (Co-op) l4d_farm03_bridge | | Expert | 8.00 minutes |
| (Co-op) l4d_farm04_barn | | Expert | 3.46 minutes |
| (Co-op) l4d_farm05_cornfield | | Expert | 9.97 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | | Expert | 9.45 minutes |
| (Co-op) l4d_farm01_hilltop | | Expert | 4.07 minutes |
| (Co-op) l4d_farm03_bridge | | Expert | 8.00 minutes |
| (Co-op) l4d_farm04_barn | | Expert | 3.46 minutes |
| (Co-op) l4d_farm05_cornfield | | Expert | 9.97 minutes |