No Mercy
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_hospital03_sewers |  Ninja Smash | Expert | 2.59 minutes |
| (Co-op) l4d_hospital04_interior | Ninja Smash | Expert | 4.55 minutes |
Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices | Ninja Smash | Normal | 14.27 minutes |
| (Co-op) l4d_airport03_garage | Ninja Smash | Normal | 21.51 minutes |
| (Co-op) l4d_airport04_terminal | Ninja Smash | Normal | 5.80 minutes |
| (Co-op) l4d_airport05_runway | Ninja Smash | Normal | 7.08 minutes |
Death Toll
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown01_caves | Ninja Smash | Normal | 2.68 minutes |
| (Co-op) l4d_smalltown02_drainage | Ninja Smash | Normal | 3.31 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Ninja Smash | Normal | 5.63 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Ninja Smash | Normal | 6.59 minutes |
| (Co-op) l4d_smalltown05_houseboat | Ninja Smash | Normal | 27.79 minutes |
Blood Harvest
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_farm01_hilltop | Ninja Smash | Normal | 2.49 minutes |
| (Co-op) l4d_farm02_traintunnel | Ninja Smash | Normal | 2.41 minutes |
| (Co-op) l4d_farm03_bridge | Ninja Smash | Normal | 3.71 minutes |
| (Co-op) l4d_farm04_barn | Ninja Smash | Normal | 3.04 minutes |
