Betts, who picked up his second MLB Gold Glove award last week after his second All-Star season, ballparked his total number of flawless games at 10, but Sunday's outing marked his first 300 score in a Professional Bowlers Association tour event.
For Red Sox right fielder Mookie Betts, he not only is at the top of his game on the baseball field but on the lanes as well.
Here's footage from the 2017 PBA World Series of Bowling in which he completes a 300 game easily and just a simple little fist pump to celebrate.
Although it is not possible for him to make the cut to be involved in the PBA World Championship, he improved remarkably since debuting in 2015 with an average of 190.
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Sunday's 10-game round proved to be the lowest-scoring of the tournament for most players.
Going into Sunday, Betts was ranked 156th by the PBA, and was averaging a 204.71 score per game. Betts' next highest score was a 278 in his first game. He finished second at the 2017 event while being paired with professional bowler Tommy Jones.
"This is definitely the most important one", Betts told the broadcasters.