On Saturday, Sept. 12, 2026, the Seattle Mariners routed the Oakland Athletics 19-1. That was a complete rout from the start. The Mariners posted five home runs and 23 hits. Michael Arroyo hit his first home run in the rout. The Seattle Times described the win as a historic rout. MLB.com and Newsday covered the lopsided outcome. The Mariners scored 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.