Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | 264
| Expert | 9.60 minutes |
| (Co-op) l4d_airport04_terminal | 264
| Expert | 8.94 minutes |
| (Co-op) l4d_airport05_runway | 264
| Expert | 12.00 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm02_traintunnel | 264
| Expert | 5.43 minutes |
| (Co-op) l4d_farm03_bridge | 264
| Expert | 9.53 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | 264
| Expert | 9.60 minutes |
| (Co-op) l4d_airport04_terminal | 264
| Expert | 8.94 minutes |
| (Co-op) l4d_airport05_runway | 264
| Expert | 12.00 minutes |
| (Co-op) l4d_farm02_traintunnel | 264
| Expert | 5.43 minutes |
| (Co-op) l4d_farm03_bridge | 264
| Expert | 9.53 minutes |