Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices |  The Heavy Metal Centipede | Advanced | 11.22 minutes |
| (Co-op) l4d_airport03_garage | The Heavy Metal Centipede | Advanced | 8.83 minutes |
| (Co-op) l4d_airport04_terminal | The Heavy Metal Centipede | Advanced | 3.88 minutes |
| (Co-op) l4d_airport05_runway | The Heavy Metal Centipede | Advanced | 7.16 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm02_traintunnel | The Heavy Metal Centipede | Advanced | 8.02 minutes |
| (Co-op) l4d_farm03_bridge | The Heavy Metal Centipede | Advanced | 7.28 minutes |
| (Co-op) l4d_farm04_barn | The Heavy Metal Centipede | Advanced | 8.31 minutes |
