| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Kolobok | Expert | 2.52 minutes |
| (Co-op) l4d_airport02_offices | Kolobok | Expert | 8.68 minutes |
| (Co-op) l4d_airport03_garage | Kolobok | Expert | 9.63 minutes |
| (Co-op) l4d_airport04_terminal | Kolobok | Expert | 7.57 minutes |
| (Co-op) l4d_airport05_runway | Kolobok | Expert | 7.84 minutes |
| (Co-op) l4d_farm01_hilltop | Kolobok | Expert | 4.11 minutes |
| (Co-op) l4d_farm02_traintunnel | Kolobok | Expert | 6.98 minutes |
| (Co-op) l4d_farm03_bridge | Kolobok | Expert | 11.74 minutes |
| (Co-op) l4d_garage01_alleys | Kolobok | Expert | 10.20 minutes |
| (Co-op) l4d_hospital01_apartment | Kolobok | Expert | 3.55 minutes |
| (Co-op) l4d_hospital02_subway | Kolobok | Expert | 5.66 minutes |
| (Co-op) l4d_hospital03_sewers | Kolobok | Expert | 7.85 minutes |
| (Co-op) l4d_hospital04_interior | Kolobok | Expert | 8.63 minutes |
| (Co-op) l4d_hospital05_rooftop | Kolobok | Expert | 9.67 minutes |
| (Co-op) l4d_river01_docks | Kolobok | Expert | 11.15 minutes |
| (Co-op) l4d_river01_docks | Kolobok | Expert | 11.15 minutes |
| (Co-op) l4d_river02_barge | Kolobok | Expert | 11.62 minutes |
| (Co-op) l4d_river02_barge | Kolobok | Expert | 11.62 minutes |
| (Co-op) l4d_river02_barge | Kolobok | Advanced | 17.34 minutes |
| (Co-op) l4d_river02_barge | Kolobok | Advanced | 17.34 minutes |
| (Co-op) l4d_smalltown01_caves | Kolobok | Expert | 5.70 minutes |
| (Co-op) l4d_smalltown01_caves | Kolobok | Normal | 3.17 minutes |
| (Co-op) l4d_smalltown02_drainage | Kolobok | Expert | 8.64 minutes |
| (Co-op) l4d_smalltown02_drainage | Kolobok | Normal | 6.94 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Kolobok | Expert | 8.81 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Kolobok | Normal | 8.04 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Kolobok | Expert | 8.62 minutes |