Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | A.R.T.U.R. | Normal | 1.00 minutes |
| (Co-op) l4d_airport03_garage | A.R.T.U.R. | Normal | 7.85 minutes |
| (Co-op) l4d_airport04_terminal | A.R.T.U.R. | Normal | 8.16 minutes |
| (Co-op) l4d_airport05_runway | A.R.T.U.R. | Normal | 6.25 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | A.R.T.U.R. | Normal | 4.40 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | A.R.T.U.R. | Normal | 1.00 minutes |
| (Co-op) l4d_airport03_garage | A.R.T.U.R. | Normal | 7.85 minutes |
| (Co-op) l4d_airport04_terminal | A.R.T.U.R. | Normal | 8.16 minutes |
| (Co-op) l4d_airport05_runway | A.R.T.U.R. | Normal | 6.25 minutes |
| (Co-op) l4d_farm01_hilltop | A.R.T.U.R. | Normal | 4.40 minutes |