Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  The Former Butcher [NGC] | Advanced | 5.91 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm03_bridge | The Former Butcher [NGC] | Normal | 5.23 minutes |
| (Co-op) l4d_farm04_barn | The Former Butcher [NGC] | Normal | 4.30 minutes |
| (Co-op) l4d_farm05_cornfield | The Former Butcher [NGC] | Advanced | 13.82 minutes |
