What is rule 63

Last updated: April 1, 2026

Quick Answer: Rule 63 is an internet meme stating that for every fictional character, there exists or will be created an opposite-gender version, typically in the form of fan-created artwork or character designs.

Key Facts

Overview

Rule 63 is a humorous internet meme that emerged from fan communities and online culture. The rule humorously states that for every fictional character, there exists or will be created an opposite-gender counterpart. This concept has become a recognizable part of internet culture, particularly in communities dedicated to anime, manga, video games, and other forms of fiction. Rather than an actual rule with enforcement, it's more of an observation about creative fan communities and their tendency to reimagine characters.

Origins and Evolution

Rule 63 is part of a broader set of unwritten "rules of the internet" that emerged in the early 2000s through imageboards and online forums. These rules were never formally documented but evolved through community consensus and repetition. Rule 63 specifically gained popularity as fans and artists began creating and sharing gender-swapped versions of popular characters. What started as a humorous observation about fan culture has become an accepted and celebrated part of online creative communities.

Fan Art and Creative Expression

The primary manifestation of Rule 63 is in fan-created artwork and character designs. Artists create detailed and often high-quality illustrations of gender-swapped versions of characters they enjoy. This creative expression ranges from simple sketches to elaborate costume designs and detailed artwork. Examples include gender-swapped versions of superheroes like Spider-Man and Iron Man, anime characters, and video game protagonists. The fan art often becomes part of broader fan communities where it's shared, discussed, and celebrated.

Cultural Impact

Rule 63 has influenced modern internet culture and fan community practices. The concept appears in discussions about character design, fan fiction, and creative interpretation of existing media. It reflects broader themes about how internet culture allows fans to participate actively in creative communities by reimagining and reinterpreting existing fictional works. The rule has become so recognized that references to it appear in discussions about fandom, creative expression, and internet culture generally.

Related Concepts

Rule 63 is part of a larger ecosystem of fan culture practices. It connects to broader concepts like fan fiction, fan art, transformative works, and shipping (pairing characters romantically). These practices collectively demonstrate how modern audiences engage with media as active creators rather than passive consumers. Rule 63 specifically focuses on gender reimagining, but similar fan practices exist for reimagining character relationships, alternate universes, and crossovers between different fictional universes.

Related Questions

What are other 'rules of the internet'?

The rules of the internet include various humorous guidelines like 'there is porn of it' and 'the internet is forever.' These unwritten rules emerged from early internet culture and reflect common patterns in online behavior and communities.

How does Rule 63 relate to fan fiction?

Both Rule 63 art and fan fiction are forms of transformative fan content where creators reimagine existing characters. While Rule 63 focuses specifically on gender-swapped designs, fan fiction explores broader creative reinterpretations.

Is creating Rule 63 content copyright infringement?

Rule 63 fan art typically falls under fan-created content that exists in a legal gray area. Most fan communities operate with implicit permission from copyright holders who generally tolerate non-commercial fan work.

Sources

  1. Wikipedia - Internet Meme CC-BY-SA-4.0