No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment |  cheLOVEchek | Expert | 3.27 minutes |
| (Co-op) l4d_hospital01_apartment | cheLOVEchek | Advanced | 2.42 minutes |
| (Co-op) l4d_hospital01_apartment | cheLOVEchek | Normal | 1.12 minutes |
| (Co-op) l4d_hospital02_subway | cheLOVEchek | Expert | 11.66 minutes |
| (Co-op) l4d_hospital02_subway | cheLOVEchek | Advanced | 6.92 minutes |
| (Co-op) l4d_hospital02_subway | cheLOVEchek | Normal | 5.49 minutes |
| (Co-op) l4d_hospital03_sewers | cheLOVEchek | Expert | 11.15 minutes |
| (Co-op) l4d_hospital03_sewers | cheLOVEchek | Advanced | 5.77 minutes |
| (Co-op) l4d_hospital03_sewers | cheLOVEchek | Normal | 3.27 minutes |
| (Co-op) l4d_hospital04_interior | cheLOVEchek | Expert | 6.29 minutes |
| (Co-op) l4d_hospital04_interior | cheLOVEchek | Advanced | 4.47 minutes |
| (Co-op) l4d_hospital04_interior | cheLOVEchek | Normal | 4.29 minutes |
| (Co-op) l4d_hospital05_rooftop | cheLOVEchek | Expert | 6.59 minutes |
| (Co-op) l4d_hospital05_rooftop | cheLOVEchek | Advanced | 7.09 minutes |
| (Co-op) l4d_hospital05_rooftop | cheLOVEchek | Normal | 7.02 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | cheLOVEchek | Expert | 4.15 minutes |
| (Co-op) l4d_airport01_greenhouse | cheLOVEchek | Advanced | 2.62 minutes |
| (Co-op) l4d_airport01_greenhouse | cheLOVEchek | Normal | 2.49 minutes |
| (Co-op) l4d_airport02_offices | cheLOVEchek | Expert | 7.98 minutes |
| (Co-op) l4d_airport02_offices | cheLOVEchek | Advanced | 7.04 minutes |
| (Co-op) l4d_airport02_offices | cheLOVEchek | Normal | 4.39 minutes |
| (Co-op) l4d_airport03_garage | cheLOVEchek | Expert | 10.58 minutes |
| (Co-op) l4d_airport03_garage | cheLOVEchek | Advanced | 7.42 minutes |
| (Co-op) l4d_airport03_garage | cheLOVEchek | Normal | 5.86 minutes |
| (Co-op) l4d_airport04_terminal | cheLOVEchek | Expert | 4.68 minutes |
| (Co-op) l4d_airport04_terminal | cheLOVEchek | Advanced | 3.72 minutes |
| (Co-op) l4d_airport04_terminal | cheLOVEchek | Normal | 3.46 minutes |
| (Co-op) l4d_airport05_runway | cheLOVEchek | Expert | 7.00 minutes |
| (Co-op) l4d_airport05_runway | cheLOVEchek | Advanced | 6.49 minutes |
| (Co-op) l4d_airport05_runway | cheLOVEchek | Normal | 5.73 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | cheLOVEchek | Advanced | 2.88 minutes |
| (Co-op) l4d_smalltown01_caves | cheLOVEchek | Normal | 3.20 minutes |
| (Co-op) l4d_smalltown02_drainage | cheLOVEchek | Advanced | 4.11 minutes |
| (Co-op) l4d_smalltown02_drainage | cheLOVEchek | Normal | 4.61 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | cheLOVEchek | Advanced | 4.09 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | cheLOVEchek | Normal | 4.17 minutes |
| (Co-op) l4d_smalltown04_mainstreet | cheLOVEchek | Advanced | 5.54 minutes |
| (Co-op) l4d_smalltown04_mainstreet | cheLOVEchek | Normal | 4.93 minutes |
| (Co-op) l4d_smalltown05_houseboat | cheLOVEchek | Expert | 11.62 minutes |
| (Co-op) l4d_smalltown05_houseboat | cheLOVEchek | Advanced | 9.06 minutes |
| (Co-op) l4d_smalltown05_houseboat | cheLOVEchek | Normal | 7.74 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | cheLOVEchek | Expert | 3.23 minutes |
| (Co-op) l4d_farm01_hilltop | cheLOVEchek | Advanced | 2.81 minutes |
| (Co-op) l4d_farm01_hilltop | cheLOVEchek | Normal | 2.64 minutes |
| (Co-op) l4d_farm02_traintunnel | cheLOVEchek | Expert | 7.80 minutes |
| (Co-op) l4d_farm02_traintunnel | cheLOVEchek | Advanced | 5.12 minutes |
| (Co-op) l4d_farm02_traintunnel | cheLOVEchek | Normal | 4.64 minutes |
| (Co-op) l4d_farm03_bridge | cheLOVEchek | Expert | 8.09 minutes |
| (Co-op) l4d_farm03_bridge | cheLOVEchek | Advanced | 5.57 minutes |
| (Co-op) l4d_farm03_bridge | cheLOVEchek | Normal | 5.15 minutes |
| (Co-op) l4d_farm04_barn | cheLOVEchek | Expert | 6.41 minutes |
| (Co-op) l4d_farm04_barn | cheLOVEchek | Advanced | 3.39 minutes |
| (Co-op) l4d_farm04_barn | cheLOVEchek | Normal | 2.14 minutes |
| (Co-op) l4d_farm05_cornfield | cheLOVEchek | Expert | 8.87 minutes |
| (Co-op) l4d_farm05_cornfield | cheLOVEchek | Advanced | 8.18 minutes |
| (Co-op) l4d_farm05_cornfield | cheLOVEchek | Normal | 7.14 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | cheLOVEchek | Advanced | 7.28 minutes |
| (Co-op) l4d_garage01_alleys | cheLOVEchek | Normal | 6.66 minutes |
| (Co-op) l4d_garage02_lots | cheLOVEchek | Advanced | 9.65 minutes |
| (Co-op) l4d_garage02_lots | cheLOVEchek | Normal | 9.55 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_vs_farm04_barn | cheLOVEchek | Advanced | 3.31 minutes |
