Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Expert | 3.43 minutes |
| (Co-op) l4d_airport04_terminal | | Expert | 8.85 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | | Expert | 4.49 minutes |
| (Co-op) l4d_farm02_traintunnel | | Expert | 8.25 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Expert | 3.43 minutes |
| (Co-op) l4d_airport04_terminal | | Expert | 8.85 minutes |
| (Co-op) l4d_farm01_hilltop | | Expert | 4.49 minutes |
| (Co-op) l4d_farm02_traintunnel | | Expert | 8.25 minutes |