Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Karma | Expert | 9.06 seconds |
| (Co-op) l4d_airport02_offices | Karma | Expert | 14.86 minutes |
| (Co-op) l4d_airport03_garage | Karma | Expert | 17.54 minutes |
| (Co-op) l4d_airport04_terminal | Karma | Expert | 9.37 minutes |
| (Co-op) l4d_airport05_runway | Karma | Expert | 12.10 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | Karma | Expert | 6.67 minutes |
| (Co-op) l4d_farm03_bridge | Karma | Expert | 10.58 minutes |
| (Co-op) l4d_farm04_barn | Karma | Expert | 9.79 minutes |
| (Co-op) l4d_farm05_cornfield | Karma | Expert | 15.84 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Karma | Expert | 9.06 seconds |
| (Co-op) l4d_airport02_offices | Karma | Expert | 14.86 minutes |
| (Co-op) l4d_airport03_garage | Karma | Expert | 17.54 minutes |
| (Co-op) l4d_airport04_terminal | Karma | Expert | 9.37 minutes |
| (Co-op) l4d_airport05_runway | Karma | Expert | 12.10 minutes |
| (Co-op) l4d_farm01_hilltop | Karma | Expert | 6.67 minutes |
| (Co-op) l4d_farm03_bridge | Karma | Expert | 10.58 minutes |
| (Co-op) l4d_farm04_barn | Karma | Expert | 9.79 minutes |
| (Co-op) l4d_farm05_cornfield | Karma | Expert | 15.84 minutes |
| (Co-op) l4d_river03_port | Karma | Expert | 15.55 minutes |
| (Co-op) l4d_river03_port | Karma | Expert | 15.55 minutes |