who is the villain in the nightmare before christmas

The villain in "The Nightmare Before Christmas" is a character named Oogie Boogie. He is a large, spider-like creature who is the mastermind behind a plan to kidnap Santa Claus and take over Christmas. Oogie Boogie is a very cunning and manipulative character, and he will stop at nothing to achieve his goals. He is also a very powerful and dangerous opponent, and he is not to be underestimated.