The Seattle Mariners catcher has become the MLB's unlikely breakout star after winning the All-Star Home Run Derby to cap a monster first half of the season.

The Seattle Mariners catcher, nicknamed the “Big Dumper,” beat out Tampa Bay Rays third baseman Junior Caminero in Monday night’s Home Run Derby.

Seattle catcher Cal Raleigh won his first All-Star Home Run Derby after leading the big leagues in long balls going into the break, defeating Tampa Bay third baseman Junior Caminero 18-15 in the final round Monday night.

Seattle Mariners star Cal Raleigh had his father Todd pitch to him at the event, while his 15-year-old brother Todd Jr. played catcher.

When second-year Mariners catcher Cal Raleigh hit a walk-off home run to end the franchise’s 21-year playoff drought in September 2022, Breaking T sprang into action with a “Drought Buster” shirt commemorating the historic moment for Seattle fans.

Cal Raleigh's mom, Stephanie Raleigh, has revealed she is not keen of the Seattle Mariners star's nickname, which has seen baseball fans dub her son 'Big Dumper'

Known affectionately as “Big Dumper” because of his rather large rear end, Raleigh’s comedic nickname turned into a whole lot more when McAfee introduced Raleigh for the Home Run Derby.

Pittsburgh’s Oneil Cruz hit a 513-foot drive over Truist Park’s right-center field seats while advancing to the second round of the All-Star Home Run Derby along with Seattle’s Cal