No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital04_interior |  mkx_xkm_0811 | Expert | 4.34 minutes |
| (Co-op) l4d_hospital05_rooftop | mkx_xkm_0811 | Expert | 6.98 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport03_garage | mkx_xkm_0811 | Normal | 6.69 minutes |
| (Co-op) l4d_airport04_terminal | mkx_xkm_0811 | Normal | 3.30 minutes |
| (Co-op) l4d_airport05_runway | mkx_xkm_0811 | Normal | 6.38 minutes |
