No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  bootstrapchimp | Advanced | 8.47 minutes |
| (Co-op) l4d_hospital03_sewers | bootstrapchimp | Advanced | 4.18 minutes |
| (Co-op) l4d_hospital04_interior | bootstrapchimp | Advanced | 4.88 minutes |
| (Co-op) l4d_hospital05_rooftop | bootstrapchimp | Advanced | 6.33 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport04_terminal | bootstrapchimp | Expert | 2.80 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown02_drainage | bootstrapchimp | Expert | 6.32 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | bootstrapchimp | Expert | 5.37 minutes |
| (Co-op) l4d_smalltown04_mainstreet | bootstrapchimp | Expert | 6.11 minutes |
| (Co-op) l4d_smalltown05_houseboat | bootstrapchimp | Expert | 8.35 minutes |
