Will Avatar 4 Blur Good and Evil Completely?

Yes — Avatar 4 is likely to continue shifting the franchise’s moral lines but it will not simply erase the distinction between good and evil; instead, it will complicate and humanize both sides while keeping clear conflicts and stakes. [1]

Why that is believable
– James Cameron’s recent entries deepen character motivations and moral nuance rather than offering clean hero-versus-villain binaries, so the fourth film is expected to follow that pattern by exploring grief, cultural fracture, and internal conflict among the Na’vi and humans[1]. [1]
– The franchise’s ongoing arc moves beyond simple outsiders-versus-natives storytelling into internal struggles: families torn by loss, splinter Na’vi groups with different values, and humans whose intentions range from exploitative to sympathetic, which naturally blurs moral lines without eliminating responsibility or consequences[1]. [1]

How a film can blur good and evil without removing moral clarity
– Focus on motives not labels: Showing why characters act as they do — survival, revenge, pride, protection of loved ones — makes actions understandable even when they are harmful. This keeps moral complexity but preserves the ability to judge actions.
– Sympathetic antagonists: Giving “villain” characters humanizing backstory or pragmatic aims makes them relatable while still allowing their choices to be criticized.
– Internal division within groups: When a single people or side contains both peaceful and violent factions, the audience sees mixed morality within a camp rather than a single unified evil.
– Consequences remain: Even if motives are explained, a film can show clear consequences for destructive choices so that harm is not normalized or excused.

Story signals from the franchise
– Recent entries emphasize family grief and new, aggressive Na’vi factions, signaling that conflicts will be internal as much as external and that formerly allied groups can become antagonists to each other[1]. [1]
– With technological and narrative scope expanded across multiple planned films, Cameron appears to be setting up longer-term moral development for characters rather than one-off redemption or condemnation, which supports gradual blurring of simple moral categories across installments[1]. [1]

What to expect in tone and audience takeaway
– Expect emotional complexity: viewers will be asked to feel for people on all sides while still recognizing the wrongness of certain acts.
– Expect moral tension, not moral nihilism: The film can present conflicting values and hard choices while still making moral arguments and showing the price of violence or betrayal.
– Expect debate: A movie that humanizes opponents invites more audience discussion about responsibility, culpability, and the costs of survival.

Sources
https://www.imdb.com/title/tt1757678/