Rocky Jr. punches a bully. He gains his respect.
Rocky and Tommy Gun fight throughout the climax. Punches, kicks and some blood is included, but not graphic. It lasts 7 and a half minutes.
Tommy Gun punches other boxers as he wins during a montage of Rocky training him.
Halfway through the final fight, Rocky has flashbacks as his brain damage acts up and there is a brief shot of large amounts of blood rapidly pouring down his face.
Tommy Gunn says that his father beat him when he was a kid - he describes it.
Rocky's son is bullied and beat up at school, though this is never graphic.