Abandoned Masses

The Abandoned Masses is a notorious group of mass murderers whose goal is to cull population. They are the group is believed to be a direct competitor to the Ninja Village

History
In the past, the Abandoned Masses was considered to be extremely powerful that the Ninja Village Leader and his subordinates instructed the trainers to avoid them at all cost.

Neo-Heroies arc
Someone infiltrated the Hero Association HQ and sent the letter stated that the Abandoned Masses are waiting in the ruin of the Ninja Village. Flashy Flash was dispatched to deal with them and he believed they are making name for themselves and try to control the underworld after the destruction of the Heavenly Ninja Party.