Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | COBRA | Advanced | 11.37 minutes |
| (Co-op) l4d_airport05_runway | COBRA | Advanced | 8.31 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown03_ranchhouse | COBRA | Advanced | 8.39 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | COBRA | Advanced | 5.29 minutes |
| (Co-op) l4d_farm02_traintunnel | COBRA | Advanced | 8.25 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | COBRA | Advanced | 11.37 minutes |
| (Co-op) l4d_airport05_runway | COBRA | Advanced | 8.31 minutes |
| (Co-op) l4d_farm01_hilltop | COBRA | Advanced | 5.29 minutes |
| (Co-op) l4d_farm02_traintunnel | COBRA | Advanced | 8.25 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | COBRA | Advanced | 8.39 minutes |