My Hero Academia: Mutant Weirdness, Explained

Key Takeaways

  • Mutant Quirk users rely on physical prowess, cannot override their Quirk, and face social discrimination.
  • Mutant Quirks cause permanent physical abnormalities and cannot be turned off like Transformation Quirks.
  • Discrimination against Mutant Quirk users can lead to social abuse, dress code issues, and closeted lives.



Mutant Quirk users, also known as heteromorphs, may be one of the most disadvantaged Quirk users in Hero Society. My Hero Academia. Characters benefit greatly from their mutant traits, but characters with scary appearances are often discriminated against, leading them to develop vengeful attitudes toward pro-heroes and hero society.

Characters with mutant traits rely primarily on physical prowess, which gives them a huge advantage during combat since the trait cannot be countered. Having a Mutant Quirk might mean changing your clothes or daily routine, or even shedding light on a society of heroes broken down in the face of prejudice.

What is a mutation trait?

Mutant quirks can affect your appearance and give you additional appendages

My Hero Academia Mutant variant


There are three types of traits that individuals possess that are unique to their heritage. There are many different types of quirks an individual can be listed as, but a character may fall into more than one category as they may be mutants in appearance. However, their Quirk may be Emitter.

Mutant-type Quirk is one of these Quirk types. A Mutant Quirk is a quirk that causes permanent, physical abnormalities in an individual's body. Individuals with a Mutant Quirk are born with the Quirk they are, and the Quirk they receive is genetic, causing physical abnormalities in the person's appearance.

Individuals with Mutant Oddities My Hero Academia This is Lee Hyung. These individuals often have some sort of unusual humanoid body feature, such as extra limbs, skin texture, or facial structure. Unlike Transformation Quirks, individuals with Mutant Quirks cannot turn off their Quirks.


Characters with different skin textures or additional limbs, such as Hawks or Spinners, cannot be shrunk. Because Quirk manifests itself through the body, it can be viewed as a constant state of activity. An example of this is that Aizawa Shota's Erasure Quirk cannot negate the extra limbs or appendages of people with Mutant Quirks. The physical strength of an individual's extra limbs is not affected, although it may still impair their eccentricity to some extent.

As mentioned above, Mutant Quirks are derived from multiple generations of users passing down those Quirks. This is an example from Asui Tsuyu. Tsuyu comes from a family of Quirk users related to the Frog. As a result, Tsuyu gained frog-like characteristics and abilities inherited from her parents. Because these individuals rely on stamina and other elements of their Quirk, their Quirk is a valuable asset in combat, making them a serious threat to villains.


What are the downsides of mutant ingenuity?

Characters with scary appearances can be discriminated against by society.

My Hero Academia Mutant heterogeneity discrimination

Individuals with Mutant Quirks can possess tremendous power. However, using these Quirks may require the right conditions. As mentioned earlier, mutant traits are usually inherited and cannot be changed. Unfortunately, this also comes with its own downsides when it comes to the social aspect of what it means to be a Mutant Quirk user.

Although Quirks were founded over 100 years ago, Mutant Quirk users remain in the minority, as most Quirk users have the appearance of ordinary humans. Because of this, some in society still view heteromorphs, or Mutant Quirk users, as subhuman, but this is far from the truth. in My Hero AcademiaPeople of this type are often discriminated against due to their unusual appearance, which causes them to be abused and shunned by the community.


Another downside is that you can't “turn off” your Quirk. Spinner from League of Villains is an example, with a reptilian skin-like appearance and snout. Spinner faced discrimination because he could not change his appearance. A similar example is Shoji, who wears a mask to cover up the scars he received after being assaulted as a child because of his appearance.

In addition to this, characters with additional appendages such as tails or wings will need to customize their clothes to match their mutation. These mutations may not suit your character in certain situations, such as sitting or lying down. Therefore, these characters need to be adjusted appropriately to suit their characteristics.


Not all heteromorphic people experience the prejudice and discrimination that others face. People with scary characteristics are often the people who are most discriminated against. But this will not happen in big cities and towns, the communities and societies within them are more developed and accepting. People living on the outskirts experience extreme discrimination from the community, which leads to violence and causes them to adapt to a closed life.

This discrimination also affects heterogeneous professional heroes such as Gang Orca, and heroes with scary appearances can be considered villains. In episode 110, it was mentioned that Gang Orca ranked 3rd in a citizens' 'looks like the most villain' poll, despite being ranked 10th on the Hero Billboard chart.

My Hero Academia Now available to stream on Crunchyroll.

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