Joker : The Joker is a complex and ambiguous character. He is both a clown and a psychopathic criminal. He is capable of extreme violence, but also of dark and absurd humor. He is a symbol of chaos and anarchy.

Christopher Nolan : Christopher Nolan is a British director, screenwriter and producer. He is known for his suspense films and revolutionary special effects. His most famous films include Memento, Inception and The Dark Knight Trilogy.

Hans Zimmer : Hans Zimmer is a German composer. He is known for his orchestral and electronic compositions. He has composed the music for many successful films, including The Dark Knight, Inception and The Lion King.

Suicide Squad : The Suicide Squad is a team of super-villains composed of members from DC comics. They are often used by the American government for dangerous missions. The team is led by Amanda Waller, who uses an explosive chip implanted in the brain of each member to control them.

Gotham City : Gotham City is a fictional city, located in the United States. It is the hometown of Batman and many other superheroes and super-villains. The city is often depicted as a dark and dangerous place, where crime and corruption are omnipresent.