User blog comment:Justin Holland/Flash Sesonal Nemesis-es compared to Arrow seasonal nemesis-es/@comment-27700324-20170227203308/@comment-4503935-20170227221411

Season 1 : Most recurring villain, somehow responsible for death of first parent, couldn't be beaten without help, serve as a evil mentor

Season 2: Evil mentor, killed last parent in front of them, used a scientific method that allow them to overpower their respective arc-foes (Velocity 9/Mirakuru), wore black.

Season 3: Immortal and practically known as legends/gods with followers.