The Red Sox's "Big Three" prospects in Roman Anthony, Kristian Campbell, and Marcelo Mayer all homered on Thursday night.

PORT CHARLOTTE, Fla. — A heckler chanted “overrated” with Roman Anthony at the plate in the fifth inning during the Spring Breakout game between the Red Sox and Rays at Charlotte Sports Park on Thursday. Anthony, the No. 2 prospect on Baseball America’s Top 100 list, promptly launched a missile over the right field wall.

Under the lights of Charlotte Sports Park, all three members of Boston’s vaunted “Big 3” prospects went deep, announcing their presence in a Spring Breakout contest against the Rays’ prospects. Thursd