Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | Gamer | Normal | 6.73 minutes |
| (Co-op) l4d_airport04_terminal | Gamer | Normal | 6.35 minutes |
Crash Course (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_garage01_alleys | Gamer | Normal | 5.98 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | Gamer | Normal | 6.73 minutes |
| (Co-op) l4d_airport04_terminal | Gamer | Normal | 6.35 minutes |
| (Co-op) l4d_garage01_alleys | Gamer | Normal | 5.98 minutes |
| (Co-op) l4d_river02_barge | Gamer | Normal | 9.29 minutes |
| (Co-op) l4d_river02_barge | Gamer | Normal | 9.29 minutes |