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LeBron James Partners With Polymarket Amid Backlash Over Celebrity Prediction Market Ads

The NBA star joins prediction market Polymarket, sparking criticism from fans who accuse him of selling out as the industry expands its celebrity campaigns.

2 publishers · 2 articles · first seen 9 Sept 2026 · updated 5h ago

Sources

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  1. LeBron James Is Teaming Up With Polymarket — Fans Accuse the Billionaire of ‘Selling Out’ Entrepreneur
  2. Prediction markets spend big on celebrity campaigns even as Sydney Sweeney and LeBron James ads stir backlash Fortune

In this story

  • LeBron James
  • Polymarket
  • Sydney Sweeney

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