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Big Monkey

Character

Big Monkey is a Transformation Quirk from My Hero Academia: Vigilantes, held by Rikiya Eno. Every recorded use of it happens while he is dosed with Trigger, the drug that inflates Quirk output, which leaves its baseline capacity outside that chemical boost entirely unrecorded.

Japanese: 大ザル
Quirk Type: Transformation
Quirk Range: Melee
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Overview

Big Monkey belongs to Rikiya Eno and operates at melee range. It is classified as a Transformation Quirk, and it debuts in Chapter 21 of the My Hero Academia: Vigilantes manga.

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Mechanics

While Trigger is running through him, Rikiya swells into an enormous ape. Since that drugged state is the only condition in which the power has ever been observed, what the transformation amounts to without the enhancement remains unknown.

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Notable Users

Rikiya Eno is the sole recorded holder, and the Quirk sits among the villain powers original to Vigilantes. A separate ability documented under the name King Kong is noted as producing the same result.

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Frequently Asked Questions

What is the Big Monkey Quirk in My Hero Academia?

Big Monkey is a Transformation Quirk from My Hero Academia: Vigilantes that turns its user into an enormous ape.

Who uses the Big Monkey Quirk?

Big Monkey is used by the villain Rikiya Eno, first appearing in Chapter 21 of the My Hero Academia: Vigilantes manga.

Does Big Monkey work without the drug Trigger?

It is unknown. Every recorded use of Big Monkey has happened while Rikiya Eno was dosed with the drug Trigger, so its natural capacity without that boost has never been shown.

What range does the Big Monkey Quirk work at?

Big Monkey is a melee range Quirk, meaning Rikiya Eno relies on direct physical contact once he has transformed.

What Quirk is similar to Big Monkey?

Big Monkey is similar to a separate ability called King Kong, which is noted as producing the same transformation result.

Sources & Information

Looking for more on Big Monkey? The Dragon Ball Wiki on Fandom has a dedicated page with community notes.

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This content is original writing by Daddy Jim Headquarters based on the Dragon Ball anime series, manga, and official materials. Episode and chapter references are cited where applicable.

Character and scene imagery on this site is original artwork by Daddy Jim Headquarters, not screenshots or licensed imagery. Official cover art is used on three types of pages for editorial commentary:

  • Movie pages: theatrical posters and key visuals, credited to Toei Animation and Shueisha.
  • Game pages: official box art, credited to Bandai Namco, Atari, and other publishers.
  • Manga chapter pages: Jump Comics volume covers, credited to Shueisha and Akira Toriyama.

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