Subreddits like r/undertail

region: sonic · undertale · murder

A place for UNDERTALE and DELTARUNE Rule 34 art (that's porn!). Most "alternate universe" (AU) content is also accepted. #UnderTail |…

3,351 distinct commenters from Oct 2025 to Sep 2026 · 98,984 subscribers

Similarity is measured by shared commenters, not by text: these are the communities whose commenters overlapped most with r/undertail's from Oct 2025 to Sep 2026.

• r/hollow_knight_r34
  A place to post all of your Hollow Knight Rule 34.
• r/murderdronesnsfw
  Hello My Friiiiiiiends passionate in toster sex and nudes, welcome to this sub-redidt. Here you can post and see the newest porn pics and…
• r/peepeeshart
  r/doodoofard but porn is allowed. Shitposting and memes are welcomed in r/peepeeshart2.
• r/muffet
  Community by Muffet enjoyers for Muffet enjoyers.
• r/terrariagonewild
  Build, fight, dig and fuck! Welcome to the dark side of Terraria, here you can post (and jerk to...) any Terraria-themed art that you like,…

18+. From the Subreddit Atlas, a map of NSFW Reddit communities built from archived metadata: author names, subreddit names, and counts only, no post content. Methodology & removal requests · all subreddits