Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d2_city17_01 | Alkbers | Normal | 4.73 minutes |
| (Co-op) l4d2_city17_02 | Alkbers | Normal | 7.97 minutes |
| (Co-op) l4d2_city17_04 | Alkbers | Advanced | 13.15 minutes |
| (Co-op) l4d2_city17_05 | Alkbers | Advanced | 10.05 minutes |
| (Co-op) uf1_boulevard | Alkbers | Normal | 20.63 minutes |
| (Co-op) uf2_rooftops | Alkbers | Normal | 23.26 minutes |
| (Co-op) uf4_airfield | Alkbers | Normal | 9.90 minutes |