Killen led RIT to the 2018 Liberty League Men's Lacrosse Championship and was named the tournament's Most Outstanding Player. Wednesday, Killen scored three goals and added two assists, as RIT held off a strong challenge by No. 18 St. Lawrence in the semifinals, holding on to win, 13-11. Saturday, Killen scored four goals and became RIT's single-season record holder by scoring his 70th goal of the season in the third quarter, as RIT cruised to a 23-3 win over No. 18 Ithaca to claim its seventh straight league title. Killen leads the Tigers with 70 goals and 82 points in 18 games played this season.
