Turns out the man who gave the Yankees a thumbs-down at Citi Field is actually a Mets fan

Mets fans react to players' thumbs-down message

Mets fan gains sudden fame after giving Yankees the thumbs-down gesture at Citi Field – New York Daily News

The Yankees Took Over Citi Field Last Night And Inspired The Meme Of The Year With Thumbs Down Guy

Attention New York Yankees fans: 'Thumbs Down Guy' needs our help

It's Hard to Be a Yankee Fan In the Citi - Uncle Mike's Musings: A Yankees Blog and More

Things Are Looking Up for the Yankees' Thumbs Down Guy - The New York Times

A fans guide to abiding the LOL Mets - ESPN

For those wondering, here's the deal with the 'Thumbs Down' Yankees celebration

Mets fan holds up thumbs up sign after Francisco Lindor walks back to the dugout after flying out. : r/baseball

Frank The Tank And Thumbs Down Guy Met At Citi Field To Form An Unholy Alliance That Will Hopefully Reverse The Curse Of This Dreadful Mets Season

Pete_Alonso

For those wondering, here's the deal with the 'Thumbs Down' Yankees celebration

Mets rally in 8th again, beat Yankees 4-2 in Subway Series

Mets Ending Season That Has Questioned Fan Loyalty - The New York Times