Near end of the movie, Bloom shown totally naked, bare butt shows several times.

There are references to sex work and masturbation.

Boxing scenes are often violent resulting in bloodshed.

A person is shot in the head.

There is strong language ('motherf**ker', 'f**k, 'whore', 'shit' and 'asshole').

There is drug misuse in a sporting context as a boxer tries desperate measures to lose weight.

There are intense scenes in which a man is disorientated under the influence of drugs, experiencing hallucinations as well as distorted vision and hearing.