Michael Morse, known for his towering presence both on and off the field, embarked on his Major League Baseball career with the Seattle Mariners. Drafted by the Chicago White Sox in the third round of the 2000 MLB Draft, Morse was traded to the Mariners in 2004. He made his MLB debut with Seattle in 2005, primarily playing as a shortstop and outfielder. His early years in the majors were marked by a struggle to find a consistent role, as he bounced between the minors and the big leagues.

Morse's career took a significant turn when he joined the Washington Nationals in 2009. It was with the Nationals that he found his stride, particularly during the 2011 season. That year, Morse showcased his power-hitting ability, finishing with a .303 batting average, 31 home runs, and 95 RBIs. His performance earned him a Silver Slugger Award and solidified his reputation as a formidable hitter.

In 2013, Morse returned to the Mariners, but his stint was short-lived. He was traded to the Baltimore Orioles later that year. The following season, Morse signed with the San Francisco Giants, where he played a crucial role in their 2014 World Series championship run. His contributions included a game-tying pinch-hit home run in Game 5 of the National League Championship Series and a go-ahead RBI single in Game 7 of the World Series against the Kansas City Royals.

Morse's journey continued with the Miami Marlins in 2015, but injuries plagued his time there. He was traded to the Pittsburgh Pirates later that year. In 2017, Morse returned to the Giants, but his season was cut short due to a concussion sustained during a bench-clearing brawl.

Throughout his career, Morse was known for his power at the plate and his ability to play multiple positions, including first base, outfield, and shortstop.