The Brief Cal Raleigh broke Mickey Mantle's record for homers by a switch-hitter with his 55th and 56th home runs. Raleigh tied the Mariners record set by Ken Griffey Jr. with his 56th homer in a game against the Royals. Seattle Mariners' Cal Raleigh hits a single during the fifth inning of a baseball game against the Chicago Cubs in Chicago, Sunday, June 22, 2025. Griffey set the Mariners record when he hit 56 homers during the 1997 season and matched the mark the following year. After both of the home runs, Raleigh got a standing ovation from a small group of Mariners fans behind the visiting dugout at Kauffman Stadium.