Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 2.51 minutes |
| (Co-op) l4d_airport04_terminal | | Expert | 6.96 minutes |
| (Co-op) l4d_airport05_runway | | Normal | 5.97 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | | Normal | 4.87 minutes |
| (Co-op) l4d_farm02_traintunnel | | Normal | 5.92 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 2.51 minutes |
| (Co-op) l4d_airport04_terminal | | Expert | 6.96 minutes |
| (Co-op) l4d_airport05_runway | | Normal | 5.97 minutes |
| (Co-op) l4d_farm01_hilltop | | Normal | 4.87 minutes |
| (Co-op) l4d_farm02_traintunnel | | Normal | 5.92 minutes |