Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | [RU](1)i am noob | Normal | 4.14 minutes |
| (Co-op) l4d_airport02_offices | [RU](1)i am noob | Normal | 10.07 minutes |
| (Co-op) l4d_airport03_garage | [RU](1)i am noob | Normal | 10.56 minutes |
| (Co-op) l4d_airport04_terminal | [RU](1)i am noob | Normal | 10.70 minutes |
| (Co-op) l4d_airport05_runway | [RU](1)i am noob | Normal | 7.51 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | [RU](1)i am noob | Normal | 4.14 minutes |
| (Co-op) l4d_airport02_offices | [RU](1)i am noob | Normal | 10.07 minutes |
| (Co-op) l4d_airport03_garage | [RU](1)i am noob | Normal | 10.56 minutes |
| (Co-op) l4d_airport04_terminal | [RU](1)i am noob | Normal | 10.70 minutes |
| (Co-op) l4d_airport05_runway | [RU](1)i am noob | Normal | 7.51 minutes |