Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport04_terminal | Zombie Splash | Advanced | 22.01 seconds |
| (Co-op) l4d_airport05_runway | Zombie Splash | Advanced | 6.65 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport04_terminal | Zombie Splash | Advanced | 22.01 seconds |
| (Co-op) l4d_airport05_runway | Zombie Splash | Advanced | 6.65 minutes |