On Saturday, Sept. 12, 2026, the Seattle Mariners beat the Oakland Athletics 19-1. That was a total blowout from the start. The Mariners posted five home runs and 23 hits. Michael Arroyo hit his first home run in the win. The Seattle Times described the win as a record-setting rout. MLB.com and Newsday also reported the lopsided outcome. The Mariners put up 19 runs on 23 hits as they held the Athletics to one run. The five home runs set the tone for Seattle. Arroyo's first homer was part of that total.