Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | 瘾 | Advanced | 10.74 minutes |
| (Co-op) l4d_airport03_garage | 瘾 | Advanced | 12.76 minutes |
| (Co-op) l4d_airport04_terminal | 瘾 | Advanced | 9.51 minutes |
| (Co-op) l4d_airport05_runway | 瘾 | Advanced | 9.53 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | 瘾 | Advanced | 5.27 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | 瘾 | Advanced | 10.74 minutes |
| (Co-op) l4d_airport03_garage | 瘾 | Advanced | 12.76 minutes |
| (Co-op) l4d_airport04_terminal | 瘾 | Advanced | 9.51 minutes |
| (Co-op) l4d_airport05_runway | 瘾 | Advanced | 9.53 minutes |
| (Co-op) l4d_farm01_hilltop | 瘾 | Advanced | 5.27 minutes |