Why did they kill off Joker in Batman 89?

Based on Tim Burton's groundbreaking 1989 film, the 5 Points Batman : Deluxe Set features Batman, Joker, and Joker Goon (two figures in

JackNicholson gives an iconic performance as the #Joker in #Batman1989 Set to the music of

joker auto wallet 888 Cast · Jack Nicholson as Jack Napier The Joker · Hugo E Blick as young Jack Napier · Michael Keaton as Bruce Wayne Batman · Kim Basinger as Vicki Vale · Robert

joker123joker123auto The Joker could be about to make a comeback in a sequel to Tim Burton's Batman , as several characters from the film have already been confirmed