No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital02_subway |  Mushrandom | Expert | 8.25 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport04_terminal | Mushrandom | Advanced | 3.72 minutes |
| (Co-op) l4d_airport04_terminal | Mushrandom | Normal | 5.08 minutes |
| (Co-op) l4d_airport05_runway | Mushrandom | Normal | 8.30 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown02_drainage | Mushrandom | Expert | 8.11 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Mushrandom | Expert | 11.08 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | Mushrandom | Normal | 3.72 minutes |
| (Co-op) l4d_farm02_traintunnel | Mushrandom | Normal | 5.22 minutes |
| (Co-op) l4d_farm03_bridge | Mushrandom | Normal | 6.36 minutes |
| (Co-op) l4d_farm04_barn | Mushrandom | Normal | 6.16 minutes |
Crash Course
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_garage02_lots | Mushrandom | Advanced | 12.44 minutes |
