Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | | Normal | 2.22 minutes |
| (Co-op) l4d_airport03_garage | | Normal | 10.44 minutes |
| (Co-op) l4d_airport05_runway | | Normal | 6.53 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | | Normal | 3.19 minutes |
| (Co-op) l4d_farm03_bridge | | Normal | 5.27 minutes |
| (Co-op) l4d_farm04_barn | | Normal | 6.88 minutes |
| (Co-op) l4d_farm05_cornfield | | Normal | 12.16 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | | Normal | 2.22 minutes |
| (Co-op) l4d_airport03_garage | | Normal | 10.44 minutes |
| (Co-op) l4d_airport05_runway | | Normal | 6.53 minutes |
| (Co-op) l4d_farm01_hilltop | | Normal | 3.19 minutes |
| (Co-op) l4d_farm03_bridge | | Normal | 5.27 minutes |
| (Co-op) l4d_farm04_barn | | Normal | 6.88 minutes |
| (Co-op) l4d_farm05_cornfield | | Normal | 12.16 minutes |