Roman Anthony, Kristian Campbell and Marcelo Mayer — to their big league spring training roster as non-roster invitees Tuesday.

Roman Anthony, 20, a left-handed hitter who is baseball's No. 2 prospect according to Baseball America and the MLB Pipeline and played in both Double-A and Triple-A last season, was among nine non-roster invitees Tuesday to Boston Red Sox spring training.

The next wave of young Red Sox stars is about to arrive all at once, and you’ll get a sneak peak of the future this spring with Roman Anthony, Kristian Campbell and Marcelo Mayer all invited to Major League Spring Training,