Damian Wayne, Bruce Wayne's biological son, trained assassin. Young, arrogant, highly skilled fighter. Green, red, and yellow costume. Struggles with violent upbringing vs. Batman's no-kill rule. Abrasive personality, difficulty connecting with peers. Prodigy in combat and strategy. Fiercely loyal to father, competitive with other Robins. Gradual character growth towards empathy. Conflict between nature and nurture. Animal lover, especially fond of bats and dogs. Strives to prove worthy of Robin mantle.