Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  SilverSterling5 | Advanced | 1.77 minutes |
| (Co-op) l4d_airport02_offices | SilverSterling5 | Advanced | 6.61 minutes |
| (Co-op) l4d_airport03_garage | SilverSterling5 | Advanced | 10.27 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | SilverSterling5 | Advanced | 3.38 minutes |
| (Co-op) l4d_farm02_traintunnel | SilverSterling5 | Advanced | 5.30 minutes |
| (Co-op) l4d_farm03_bridge | SilverSterling5 | Advanced | 6.20 minutes |
| (Co-op) l4d_farm04_barn | SilverSterling5 | Advanced | 5.73 minutes |
| (Co-op) l4d_farm05_cornfield | SilverSterling5 | Advanced | 10.05 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | SilverSterling5 | Advanced | 10.17 minutes |
| (Co-op) l4d_garage02_lots | SilverSterling5 | Advanced | 10.62 minutes |
