| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Ka_simov | Expert | 2.49 minutes |
| (Co-op) l4d_airport01_greenhouse | Ka_simov | Advanced | 2.64 minutes |
| (Co-op) l4d_airport02_offices | Ka_simov | Expert | 7.74 minutes |
| (Co-op) l4d_airport02_offices | Ka_simov | Advanced | 9.27 minutes |
| (Co-op) l4d_airport03_garage | Ka_simov | Expert | 8.01 minutes |
| (Co-op) l4d_airport03_garage | Ka_simov | Advanced | 9.93 minutes |
| (Co-op) l4d_airport04_terminal | Ka_simov | Expert | 6.00 minutes |
| (Co-op) l4d_airport04_terminal | Ka_simov | Advanced | 6.33 minutes |
| (Co-op) l4d_airport05_runway | Ka_simov | Expert | 6.95 minutes |
| (Co-op) l4d_airport05_runway | Ka_simov | Advanced | 7.33 minutes |
| (Co-op) l4d_farm01_hilltop | Ka_simov | Expert | 3.22 minutes |
| (Co-op) l4d_farm01_hilltop | Ka_simov | Advanced | 3.93 minutes |
| (Co-op) l4d_farm02_traintunnel | Ka_simov | Expert | 31.18 seconds |
| (Co-op) l4d_farm02_traintunnel | Ka_simov | Advanced | 9.55 minutes |
| (Co-op) l4d_farm03_bridge | Ka_simov | Expert | 6.94 minutes |
| (Co-op) l4d_farm03_bridge | Ka_simov | Advanced | 12.55 minutes |
| (Co-op) l4d_farm04_barn | Ka_simov | Expert | 6.78 minutes |
| (Co-op) l4d_farm04_barn | Ka_simov | Advanced | 6.15 minutes |
| (Co-op) l4d_farm05_cornfield | Ka_simov | Expert | 10.78 minutes |
| (Co-op) l4d_farm05_cornfield | Ka_simov | Advanced | 14.56 minutes |
| (Co-op) l4d_garage01_alleys | Ka_simov | Expert | 10.36 minutes |
| (Co-op) l4d_garage02_lots | Ka_simov | Expert | 13.16 minutes |
| (Co-op) l4d_hospital01_apartment | Ka_simov | Expert | 2.02 minutes |
| (Co-op) l4d_hospital02_subway | Ka_simov | Expert | 7.68 minutes |
| (Co-op) l4d_hospital03_sewers | Ka_simov | Expert | 8.26 minutes |
| (Co-op) l4d_hospital03_sewers | Ka_simov | Advanced | 13.54 minutes |
| (Co-op) l4d_hospital04_interior | Ka_simov | Expert | 7.66 minutes |
| (Co-op) l4d_hospital04_interior | Ka_simov | Advanced | 10.20 minutes |
| (Co-op) l4d_hospital05_rooftop | Ka_simov | Expert | 9.90 minutes |
| (Co-op) l4d_hospital05_rooftop | Ka_simov | Advanced | 9.54 minutes |
| (Co-op) l4d_river01_docks | Ka_simov | Expert | 45.05 seconds |
| (Co-op) l4d_river01_docks | Ka_simov | Expert | 45.05 seconds |
| (Co-op) l4d_river02_barge | Ka_simov | Expert | 8.53 minutes |
| (Co-op) l4d_river02_barge | Ka_simov | Expert | 8.53 minutes |
| (Co-op) l4d_river02_barge | Ka_simov | Advanced | 18.12 minutes |
| (Co-op) l4d_river02_barge | Ka_simov | Advanced | 18.12 minutes |
| (Co-op) l4d_river03_port | Ka_simov | Expert | 9.32 minutes |
| (Co-op) l4d_river03_port | Ka_simov | Expert | 9.32 minutes |
| (Co-op) l4d_river03_port | Ka_simov | Advanced | 10.95 minutes |
| (Co-op) l4d_river03_port | Ka_simov | Advanced | 10.95 minutes |
| (Co-op) l4d_smalltown01_caves | Ka_simov | Expert | 17.69 seconds |
| (Co-op) l4d_smalltown02_drainage | Ka_simov | Expert | 5.29 minutes |
| (Co-op) l4d_smalltown02_drainage | Ka_simov | Advanced | 9.96 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Ka_simov | Expert | 5.38 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Ka_simov | Advanced | 8.15 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Ka_simov | Expert | 6.20 minutes |
| (Co-op) l4d_smalltown05_houseboat | Ka_simov | Expert | 10.76 minutes |