Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | [PE]by Pioneer | Normal | 3.66 minutes |
| (Co-op) l4d_airport02_offices | [PE]by Pioneer | Normal | 13.55 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | [PE]by Pioneer | Normal | 3.66 minutes |
| (Co-op) l4d_airport02_offices | [PE]by Pioneer | Normal | 13.55 minutes |
| (Co-op) l4d_river02_barge | [PE]by Pioneer | Normal | 13.81 minutes |
| (Co-op) l4d_river02_barge | [PE]by Pioneer | Normal | 13.81 minutes |