Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Tixi | Advanced | 3.56 minutes |
| (Co-op) l4d_airport02_offices | Tixi | Advanced | 6.04 minutes |
| (Co-op) l4d_airport03_garage | Tixi | Advanced | 6.44 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | Tixi | Normal | 20.66 seconds |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Tixi | Advanced | 3.56 minutes |
| (Co-op) l4d_airport02_offices | Tixi | Advanced | 6.04 minutes |
| (Co-op) l4d_airport03_garage | Tixi | Advanced | 6.44 minutes |
| (Co-op) l4d_smalltown01_caves | Tixi | Normal | 20.66 seconds |