No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital05_rooftop |  isrdz23431 | Normal | 8.09 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices | isrdz23431 | Normal | 7.71 minutes |
| (Co-op) l4d_airport03_garage | isrdz23431 | Normal | 6.00 minutes |
| (Co-op) l4d_airport04_terminal | isrdz23431 | Normal | 5.70 minutes |
| (Co-op) l4d_airport05_runway | isrdz23431 | Normal | 6.04 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | isrdz23431 | Normal | 4.02 minutes |
| (Co-op) l4d_smalltown02_drainage | isrdz23431 | Normal | 4.11 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | isrdz23431 | Normal | 5.41 minutes |
| (Co-op) l4d_smalltown04_mainstreet | isrdz23431 | Normal | 7.19 minutes |
| (Co-op) l4d_smalltown05_houseboat | isrdz23431 | Normal | 7.72 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | isrdz23431 | Normal | 3.63 minutes |
| (Co-op) l4d_farm02_traintunnel | isrdz23431 | Normal | 5.26 minutes |
| (Co-op) l4d_farm03_bridge | isrdz23431 | Normal | 4.34 minutes |
| (Co-op) l4d_farm04_barn | isrdz23431 | Normal | 3.18 minutes |
| (Co-op) l4d_farm05_cornfield | isrdz23431 | Normal | 7.43 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage01_alleys | isrdz23431 | Normal | 8.71 minutes |
| (Co-op) l4d_garage02_lots | isrdz23431 | Normal | 10.62 minutes |
