Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  nfinity8717 | Advanced | 2.30 minutes |
| (Co-op) l4d_airport02_offices | nfinity8717 | Advanced | 6.51 minutes |
| (Co-op) l4d_airport03_garage | nfinity8717 | Advanced | 8.38 minutes |
| (Co-op) l4d_airport04_terminal | nfinity8717 | Advanced | 5.66 minutes |
| (Co-op) l4d_airport05_runway | nfinity8717 | Advanced | 5.93 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | nfinity8717 | Advanced | 2.67 minutes |
| (Co-op) l4d_farm02_traintunnel | nfinity8717 | Advanced | 5.54 minutes |
| (Co-op) l4d_farm03_bridge | nfinity8717 | Advanced | 4.02 minutes |
| (Co-op) l4d_farm04_barn | nfinity8717 | Advanced | 5.20 minutes |
