No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  Koshcarov Max | Normal | 7.39 minutes |
| (Co-op) l4d_hospital03_sewers | Koshcarov Max | Normal | 9.76 minutes |
| (Co-op) l4d_hospital04_interior | Koshcarov Max | Normal | 8.67 minutes |
| (Co-op) l4d_hospital05_rooftop | Koshcarov Max | Normal | 7.34 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | Koshcarov Max | Normal | 3.74 minutes |
| (Co-op) l4d_airport02_offices | Koshcarov Max | Normal | 8.15 minutes |
| (Co-op) l4d_airport03_garage | Koshcarov Max | Normal | 9.40 minutes |
| (Co-op) l4d_airport04_terminal | Koshcarov Max | Normal | 7.40 minutes |
| (Co-op) l4d_airport05_runway | Koshcarov Max | Normal | 5.93 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | Koshcarov Max | Normal | 6.46 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Koshcarov Max | Normal | 13.39 minutes |
| (Co-op) l4d_smalltown05_houseboat | Koshcarov Max | Normal | 9.88 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | Koshcarov Max | Normal | 4.01 minutes |
| (Co-op) l4d_farm02_traintunnel | Koshcarov Max | Normal | 5.32 minutes |
| (Co-op) l4d_farm03_bridge | Koshcarov Max | Normal | 8.77 minutes |
| (Co-op) l4d_farm04_barn | Koshcarov Max | Normal | 5.60 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | Koshcarov Max | Normal | 11.33 minutes |
| (Co-op) l4d_garage02_lots | Koshcarov Max | Normal | 9.51 minutes |
