Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | by Pioneer | Normal | 5.06 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | by Pioneer | Advanced | 1.33 minutes |
| (Co-op) l4d_farm04_barn | by Pioneer | Normal | 6.87 minutes |
| (Co-op) l4d_farm05_cornfield | by Pioneer | Normal | 10.36 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | by Pioneer | Normal | 5.06 minutes |
| (Co-op) l4d_farm01_hilltop | by Pioneer | Advanced | 1.33 minutes |
| (Co-op) l4d_farm04_barn | by Pioneer | Normal | 6.87 minutes |
| (Co-op) l4d_farm05_cornfield | by Pioneer | Normal | 10.36 minutes |