When Twins designated hitter Logan Morrison stepped to the plate in the second inning on Monday against Houston, he was looking to finally do some damage after a slow start to the season.
And the Astros were waiting for him with what could be a new trend in the major leagues.
Houston sent third baseman Alex Bregman into the outfield to employ a four-man unit. That left three infielders, all on the right side of the diamond.
This is being seen as the best way to defend hitters like Morrison, who smacked a career-high 38 home runs last season partly because he increased the launch angle of his swing.
As hitters look to elevate the ball, teams are looking for countermeasures.
"A four-man outfield," Twins manager Paul Molitor said, "was just a matter of time."
Houston tested the formation against Washington's Matt Adams during spring training and then employed it against Texas' Joey Gallo during the opening week. Other teams are expected to follow.
The mind tricks alone could have an effect that could benefit the defense. A few possibilities: