hall of filth
The greatest longshot wins in history. Each one reframed as what $1 would have returned. These are the bets that broke the math, the bookmakers, and the brains of everyone watching.
Every story here links back to today's board — because the modern equivalents of Leicester City and Buster Douglas are being priced right now. Somewhere on Kalshi, there's a market at 3 cents that everyone thinks is a joke. Most of the time, they're right. But not always.
the stories
- 🟪 Trump 2016: When the Prediction Markets Got It Wrong $1 → $150 The escalator ride that broke every model.
- 🟪 Buster Douglas: 42-to-1 and the Night Tyson Fell $1 → $42 Forty-two to one. The only thing crazier than the odds was the eighth round.
- 🟪 Leicester City: 5000-to-1 and the Greatest Underdog Story $1 → $5,000 Five thousand to one. They weren't joking. They should have been.
- 🟪 The 2004 Red Sox: Down 3-0 and the Comeback That Shouldn't Exist $1 → $25 Down three games to none. Against the Yankees. In October. Sure.
- 🟪 Appalachian State vs Michigan: The Upset That Broke College Football $1 → $1,000 An FCS school. In the Big House. Against a top-5 team. On the first day of the season.
- 🟪 Biggest Longshot Wins in Sports History $1 → $5,000 History is written by the underdogs. Sometimes.
- 🟪 The Miracle on Ice: What $1 Would Have Paid $1 → $35 Do you believe in miracles? The market didn't.
- 🟪 What Would $1 Have Paid on Famous Bets? $1 → $5,000 History, reframed as a betting slip.
- 🟪 Strangest Bets Ever Made $1 → $100 People have always been like this.
- 🟪 Biggest Parlay Wins Ever $1 → $50,000 Parlays: the lottery ticket of the betting world.
- 🟪 GameStop: When Reddit Broke the Market $1 → $120 Reddit vs Wall Street. A dollar said maybe. A lot of dollars said maybe.
- 🟪 George Whitesides, the Rocket Man on the CA-27 Primary Slip $1 → $2.17 A buck says the man who ran the rocket company holds the rocket district.
- 🟪 Lear deBessonet and the Dollar Bet on Best Direction of a Musical $1 → $10 A buck says the woman named Lear gets a happier ending than the play.
- 🟪 Someone Is Betting a Dollar on a 130-Year-Old Haystack Painting $1 → $4.17 waterlilies > your entire portfolio
- 🟪 NASA, the Moon, and the $1 Contract Betting Against a Slipping Launch Schedule $1 → $15.15 the launch schedule is currently under construction
- 🟪 obama federally charged before 2027, priced as a dollar bet $1 → $14.39 the payout is large because the market thinks the answer is no.
- 🟪 Taylor Swift, Pope Leo XIV, and the Kalshi Market That Lists Them in the Same Sentence $1 → $16.67 Bejeweled, Vatican edit.
- 🟪 The Polymarket Contract Asking Whether a U.S. Congressperson Will Walk Into Tehran by June 30 $1 → $111.11 congressional delegations to Tehran historically land in the fiction section
All historical odds and returns are illustrative unless otherwise noted. Past results do not predict future outcomes. Longshots are longshots for a reason.