Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | by Pioneer | Normal | 7.28 minutes |
| (Co-op) l4d_airport04_terminal | by Pioneer | Normal | 4.02 minutes |
| (Co-op) l4d_airport05_runway | by Pioneer | Normal | 6.42 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | by Pioneer | Normal | 2.70 minutes |
| (Co-op) l4d_farm03_bridge | by Pioneer | Advanced | 7.33 minutes |
| (Co-op) l4d_farm04_barn | by Pioneer | Advanced | 7.51 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | by Pioneer | Normal | 7.28 minutes |
| (Co-op) l4d_airport04_terminal | by Pioneer | Normal | 4.02 minutes |
| (Co-op) l4d_airport05_runway | by Pioneer | Normal | 6.42 minutes |
| (Co-op) l4d_farm01_hilltop | by Pioneer | Normal | 2.70 minutes |
| (Co-op) l4d_farm03_bridge | by Pioneer | Advanced | 7.33 minutes |
| (Co-op) l4d_farm04_barn | by Pioneer | Advanced | 7.51 minutes |