No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital01_apartment |  Ruby | Expert | 3.10 minutes |
| (Co-op) l4d_hospital01_apartment | Ruby | Advanced | 2.06 minutes |
| (Co-op) l4d_hospital01_apartment | Ruby | Normal | 1.55 minutes |
| (Co-op) l4d_hospital02_subway | Ruby | Expert | 8.60 minutes |
| (Co-op) l4d_hospital02_subway | Ruby | Advanced | 5.16 minutes |
| (Co-op) l4d_hospital02_subway | Ruby | Normal | 3.44 minutes |
| (Co-op) l4d_hospital03_sewers | Ruby | Expert | 5.39 minutes |
| (Co-op) l4d_hospital03_sewers | Ruby | Advanced | 3.80 minutes |
| (Co-op) l4d_hospital03_sewers | Ruby | Normal | 3.10 minutes |
| (Co-op) l4d_hospital04_interior | Ruby | Expert | 5.16 minutes |
| (Co-op) l4d_hospital04_interior | Ruby | Advanced | 4.76 minutes |
| (Co-op) l4d_hospital04_interior | Ruby | Normal | 3.63 minutes |
| (Co-op) l4d_hospital05_rooftop | Ruby | Expert | 6.88 minutes |
| (Co-op) l4d_hospital05_rooftop | Ruby | Advanced | 6.33 minutes |
| (Co-op) l4d_hospital05_rooftop | Ruby | Normal | 5.66 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | Ruby | Advanced | 1.72 minutes |
| (Co-op) l4d_airport01_greenhouse | Ruby | Normal | 1.34 minutes |
| (Co-op) l4d_airport02_offices | Ruby | Advanced | 4.99 minutes |
| (Co-op) l4d_airport02_offices | Ruby | Normal | 4.46 minutes |
| (Co-op) l4d_airport03_garage | Ruby | Advanced | 5.83 minutes |
| (Co-op) l4d_airport03_garage | Ruby | Normal | 4.12 minutes |
| (Co-op) l4d_airport04_terminal | Ruby | Expert | 7.15 minutes |
| (Co-op) l4d_airport04_terminal | Ruby | Advanced | 4.23 minutes |
| (Co-op) l4d_airport04_terminal | Ruby | Normal | 14.10 seconds |
| (Co-op) l4d_airport05_runway | Ruby | Expert | 7.24 minutes |
| (Co-op) l4d_airport05_runway | Ruby | Advanced | 7.10 minutes |
| (Co-op) l4d_airport05_runway | Ruby | Normal | 5.12 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | Ruby | Advanced | 2.86 minutes |
| (Co-op) l4d_smalltown01_caves | Ruby | Normal | 2.04 minutes |
| (Co-op) l4d_smalltown02_drainage | Ruby | Advanced | 3.97 minutes |
| (Co-op) l4d_smalltown02_drainage | Ruby | Normal | 2.78 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Ruby | Advanced | 4.65 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Ruby | Normal | 3.73 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Ruby | Advanced | 4.39 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Ruby | Normal | 3.19 minutes |
| (Co-op) l4d_smalltown05_houseboat | Ruby | Advanced | 6.71 minutes |
| (Co-op) l4d_smalltown05_houseboat | Ruby | Normal | 5.98 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | Ruby | Advanced | 2.81 minutes |
| (Co-op) l4d_farm01_hilltop | Ruby | Normal | 2.15 minutes |
| (Co-op) l4d_farm02_traintunnel | Ruby | Advanced | 4.11 minutes |
| (Co-op) l4d_farm02_traintunnel | Ruby | Normal | 3.07 minutes |
| (Co-op) l4d_farm03_bridge | Ruby | Advanced | 5.17 minutes |
| (Co-op) l4d_farm03_bridge | Ruby | Normal | 3.91 minutes |
| (Co-op) l4d_farm04_barn | Ruby | Advanced | 3.40 minutes |
| (Co-op) l4d_farm04_barn | Ruby | Normal | 1.93 minutes |
| (Co-op) l4d_farm05_cornfield | Ruby | Advanced | 7.11 minutes |
| (Co-op) l4d_farm05_cornfield | Ruby | Normal | 6.96 minutes |
