Who is osric and why was he included in that play?

Osric is a minor character in William Shakespeare's play "Hamlet." He serves as a courtier and is notable for his role in the duel between Hamlet and Laertes. Osric's function in the play is to highlight the themes of appearance versus reality, as he embodies the foppish, superficial qualities of the Danish court. His presence also adds a layer of irony and humor, contrasting the play's darker elements while facilitating the climax of the tragedy.