Pennywise is the name of the main character in Stephen King's 1986 horror novel. The main character, Pennywise, preys on the children of Derry, Maine, approximately every twenty-seven years. The novel is based in Maine, near the town of Derry.

Pennywise is the only character in the novel who can change his form. He can change his appearance and physical traits, but he cannot change his emotions, his personality, or his true identity.

Pennywise has several powers. He can change the form of his victims, and he can use his powers to make the victims behave in his favor. He can even use his powers to make the victims think that he is the clown who is playing with them.

Pennywise is one of the most powerful villains in the novel. He is the main character, and he is the most evil character in the novel.