Brier is a native of Smithtown, New York. He went to Smithtown West High School where he played four seasons of lacrosse and football. His senior year he was named captain of the lacrosse team and earned Smithtown West's Business Achievement Award. Following high school, Brier attended Marist University where he played for four years. During his time at Marist, Brier earned All-MAAC Second Team (2015) and All-MAAC First team twice (2016 and 2017).
- Game-Issued for the 2020 season
- Black Authentic Home Jersey
- White Authentic Away Jersey
- Size: XL