The phrase in question refers to a specific type of sexually explicit fan-created content depicting a character named Android 21 from the Dragon Ball Z universe. This content falls under the umbrella of “Rule 34,” an internet adage stating that if something exists, pornography featuring it exists. As such, this phrase describes a specific intersection of character, franchise, and type of adult-oriented material.
The prevalence of this type of content reflects the character’s popularity within the Dragon Ball Z fandom and the general public’s interest in sexually explicit material featuring fictional characters. The existence of such content highlights the complex relationship between copyright, artistic expression, and the adult entertainment industry. Historically, the creation and distribution of these materials have been facilitated by the internet’s capacity for anonymity and ease of sharing.