Castillo continued his torrid pace to open the 2022 season, scoring five goals on 10 shots on goal with one assist in two games at the Bryan Karl Tournament hosted by Alfred University. Against Penn State Harrisburg on Saturday, he scored two goals with four shots on goal and one assist. He followed that up with his second hat-trick of the season against Bryant & Stratton on Sunday afternoon. Castillo, who is now a two-time E8 Offensive Player of the Week, has nine goals and 20 points in four games this season.