r/mystery is a subreddit with 538k members. The most common flair used is unexplained, disappearance, unresolved crime, murder, and mysterious person.
Mystery applies to what cannot be fully understood by reason or, less strictly, to whatever resists or defies explanation.
For more information see /r/ModCoord. https://www.reddit.com/r/ModCoord/comments/145l7wp/todays_ama_with_spez_did_nothing_to_alleviate/
Flair Used in r/mystery
#1
Unexplained
: "In 1994, a body was pulled from the North Sea. He was 6'5", wearing British shoes and a French suit. His bones say he grew up in Australia. 31 years later, nobody has ever reported him missing."
58 posts
#2
Disappearance
: "The Lost Boys of Pickering"
52 posts
#3
Unresolved Crime
: "German police spent 16 years hunting a female serial killer whose DNA was at 40 crime scenes. She didnt exist. At all."
33 posts
#4
Murder
: "The Frog boys"
12 posts
#5
Mysterious Person
: "The family whistleblower: What happened to La Toya Jackson? Michael Jackson's sister expressed belief he was a pedophile in 1993, named two victims decades early, then recanted in 2003 upon backlash from Martin Bashir's Living with MJ documentary"
9 posts
#6
Media
: "Today in the Slovak media there was a report about sounds coming from a grave in the village of Bijacovce."
8 posts
#7
Paranormal
: "Annelise Michel"
5 posts
#8
Online/Digital
: "Was brute-forcing random imgbb album URLs and stumbled onto something weird — multiple albums of annotated forest photos with GPS coordinates in Moscow"
4 posts
#9
Scientific/Medical
: "Scientists Say They Have Discovered How Information Could Be Sent Into the Past Through Quantum Time Loops"
3 posts
#10
Lost Artifact
: "An accidental discovery in northern Denmark revealed one of the most important Viking gold treasures ever found in the country."
2 posts
Member Growth in r/mystery
Yearly
+206k members(62.3%)
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Last updated: June 16, 2026