Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | 快乐一族 | Normal | 3.60 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown04_mainstreet | 快乐一族 | Normal | 9.61 minutes |
| (Co-op) l4d_smalltown05_houseboat | 快乐一族 | Normal | 10.24 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | 快乐一族 | Normal | 3.60 minutes |
| (Co-op) l4d_river01_docks | 快乐一族 | Normal | 12.33 minutes |
| (Co-op) l4d_river01_docks | 快乐一族 | Normal | 12.33 minutes |
| (Co-op) l4d_river02_barge | 快乐一族 | Normal | 9.76 minutes |
| (Co-op) l4d_river02_barge | 快乐一族 | Normal | 9.76 minutes |
| (Co-op) l4d_river03_port | 快乐一族 | Normal | 9.48 minutes |
| (Co-op) l4d_river03_port | 快乐一族 | Normal | 9.48 minutes |
| (Co-op) l4d_smalltown04_mainstreet | 快乐一族 | Normal | 9.61 minutes |
| (Co-op) l4d_smalltown05_houseboat | 快乐一族 | Normal | 10.24 minutes |