Anthony Santander, Ryan Mountcastle and Rougned Odor hit solo home runs, leading the Baltimore Orioles over the Kansas City Royals 10-7 on Sunday.
Hunter Dozier, Michael A. Taylor and Bobby Witt Jr. homered for the Royals.
Baltimore jumped on Brad Keller (1-8) with three homers in the first two innings.
Santander hit a 455-foot drive into the right-field fountains in the first.
Mountcastle and Odor hit back-to-back home runs to start a four-run second inning. It was the fifth time this season and the third in June that the Orioles hit back-to-back homers.
Cedric Mullins had four hits and drove in two runs for Baltimore.