Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d2_lab024_01 | RyZa | Normal | 3.87 minutes |
| (Co-op) l4d2_lab024_02 | RyZa | Normal | 8.88 minutes |
| (Co-op) l4d2_lab024_03 | RyZa | Normal | 15.46 minutes |
| (Co-op) l4d_airport01_greenhouse | RyZa | Normal | 1.83 minutes |
| (Co-op) l4d_airport02_offices | RyZa | Normal | 11.32 minutes |
| (Co-op) l4d_airport03_garage | RyZa | Normal | 13.03 minutes |
| (Co-op) l4d_airport04_terminal | RyZa | Normal | 9.36 minutes |
| (Co-op) l4d_airport05_runway | RyZa | Normal | 9.29 minutes |
| (Co-op) l4d_farm04_barn | RyZa | Normal | 5.34 minutes |
| (Co-op) l4d_hospital02_subway | RyZa | Normal | 10.06 minutes |
| (Co-op) l4d_hospital03_sewers | RyZa | Advanced | 7.67 minutes |
| (Co-op) l4d_hospital03_sewers | RyZa | Normal | 11.39 minutes |
| (Co-op) l4d_smalltown02_drainage | RyZa | Normal | 6.78 minutes |
| (Co-op) l4d_smalltown04_mainstreet | RyZa | Normal | 7.96 minutes |
| (Co-op) l4d_smalltown05_houseboat | RyZa | Normal | 11.80 minutes |