Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | x☠ⓂⓄⓄⓃ☠x | Advanced | 5.21 minutes |
| (Co-op) l4d_airport03_garage | x☠ⓂⓄⓄⓃ☠x | Advanced | 10.88 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | x☠ⓂⓄⓄⓃ☠x | Advanced | 5.21 minutes |
| (Co-op) l4d_airport03_garage | x☠ⓂⓄⓄⓃ☠x | Advanced | 10.88 minutes |