FTX Strikes Sponsorship Deal With MLB, Umpires to Wear Crypto

Meet FTX, the Tom Brady-endorsed crypto firm that's making a huge push into sports - The Athletic

Close Call Sports & Umpire Ejection Fantasy League: MLB Debuts Umpire Uniform Ads During All-Star Game

MLB Sponsorship Revenue Hits $1.1 Billion; Jersey, Helmet Patches Next –

FTX probing if millions in payments can be returned from athletes

Do AL and NL MLB umpires wear a patch on their hats for their league? - Quora

Miami Heat's home arena will get new name following FTX collapse, Miami Heat

New MLB deal brings sponsor patches to player uniforms for the first time