The teams play again Saturday (7 p.m.) in the Oles' new on-campus rink in Northfield.
Six different players scored goals and six others scored an assist for St. Thomas (12-4-4 overall, 6-1-4 MIAC). The Tommies are 8-0-3 since Dec. 1.
Coach Jeff Boeser's team secured the program's 37th consecutive winning season.
Brett Gravelle added an assist, and the junior has scored a point in 11 consecutive games.