Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Nemo | Advanced | 3.64 minutes |
| (Co-op) l4d_airport02_offices | Nemo | Expert | 10.35 minutes |
| (Co-op) l4d_airport02_offices | Nemo | Advanced | 14.27 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Nemo | Advanced | 3.64 minutes |
| (Co-op) l4d_airport02_offices | Nemo | Expert | 10.35 minutes |
| (Co-op) l4d_airport02_offices | Nemo | Advanced | 14.27 minutes |
| (Co-op) l4d_river03_port | Nemo | Advanced | 10.24 minutes |
| (Co-op) l4d_river03_port | Nemo | Advanced | 10.24 minutes |