Jake Sully is the protagonist of the movie 'Avatar'. As a former Marine, he is both able and willing to adapt to the harsh environment of Pandora. He possesses a deep sense of curiosity and respect for the Na'vi, the indigenous people of the alien world. Sully's journey from a skeptic to a believer in the Na'vi's way of life is marked by his bond with Neytiri. His critical thinking and capacity for love and empathy are central to his personality. Despite his physical limitations in human form, in his Na'vi avatar body, he develops into a skilled hunter and warrior. His interactions with his brother and the corporation he initially worked for paint him as a complex character with conflicting loyalties.

Chidi Anagonye is a character from the television series 'The Good Place.' Chidi is an ethics professor with a gentle and shy disposition. His main trait is his struggle with indecisiveness and moral quandaries. Chidi is highly intelligent and has a passion for teaching ethics and philosophy. He is also known for his endearing habit of wearing a bow tie. He is friends with Eleanor Shellstrop and Jason Mendoza, but often finds himself at odds with Michael, the architect of the afterlife for the neighborhood he resides in. Chidi's primary relationships revolve around his desire to help others understand right from wrong. Despite his intellectual capabilities, he is tormented by the fear of making the wrong decisions and often seeks validation from his friends.

Tony Stark is the playboy, billionaire, and genius inventor known as Iron Man. His charismatic and extroverted personality is paired with a cocky and smart-mouthed attitude. Stark is brilliant, creative, and driven by a desire to make the world a better place through technology. His technical skill and resourcefulness are unmatched, demonstrated by his self-made suit of armor. Despite his wealth and fame, he struggles with a sense of responsibility and the burden of his superhero role. He often butts heads with his team members due to his independent nature, yet he deeply cares for them, especially his close friend, Steve Rogers. His relationship with Pepper Potts is significant as his emotional anchor and moral compass.