Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | Comrade | Advanced | 8.64 minutes |
| (Co-op) l4d_airport05_runway | Comrade | Advanced | 6.28 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm02_traintunnel | Comrade | Advanced | 7.12 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | Comrade | Advanced | 8.64 minutes |
| (Co-op) l4d_airport05_runway | Comrade | Advanced | 6.28 minutes |
| (Co-op) l4d_farm02_traintunnel | Comrade | Advanced | 7.12 minutes |