The Tommies (14-4 overall, 10-3 MIAC) have won 10 of their last 11 games. They outscored the Johnnies 43-33 in the second half and had only two turnovers in the last 20 minutes.
St. Thomas and Bethel remain tied for the conference lead with seven games to go, with the Johnnies now 1 1-2 games behind. The Tommies and Bethel play Monday night on the UST campus.
Shaeffer and Boll scored 19 and 18 points, respectively. Burich had his third career double double with 17 points and a career-best 15 rebounds.
Freshman Tommy Anderson came off the bench to score a collegiate-best nine points for UST.
St. Thomas capped a weekend sweep of St. John's with Saturday's 5-2 win in St. Cloud. D.J. Jones and Brett Gravelle each had a goal and two assists, and five Tommies scored the five goals.
Benjamin Myers stopped 27 of 29 shots and allowed just two goals in the weekend sweep in 120 minutes in net. Myers had 24 saves in Friday night's shutout on home ice.
The power play has been frustrating all year for UST but the Toms exploded for three power-play scores plus a short-handed goal on Saturday. Johnny Panvicka, Jones and Thomas Williams scored power-play goals while Brian LeBlanc contributed the short-handed tally.
The Toms (10-5-4 overall, 8-1-1 MIAC) moved back atop the conference standings as Augsburg tied St. Mary's 5-5 but lost a shootout. The Auggies picked up four points on the weekend with a win and shootout loss to move to 24 points, but UST jumped ahead with 25 points. There are six games left in the MIAC regular-season chase.
St. Thomas closed out a weekend sweep of St. Ben's in women's hockey with a dramatic 4-3 overtime decision Saturday night in Mendota Heights.
Sophomore Emily Michaelson, more known for contributions to St. Thomas women's soccer, scored her first college goal in her ninth game with 19 seconds left in the 5:00 overtime frame. The Toms rallied from a 3-0 deficit with four goals over the last 33:21 on the clock.
UST (7-8-3 overall, 6-3-3 MIAC) outshot the Blazers 60-26. Kathryn Larson had a goal and an assist, and Erika Bjorkman and Leah Schwartzman also scored goals. The Toms scored twice in a 3:06 span early in period three to tie the score 3-3.
Kenzie Torpy had 23 saves including all 15 shots she faced in the last two periods plus overtime.
Kaitlin Langer, Lauren Fischer and Lucia Renikoff had strong games to lead No. 3-ranked St. Thoams to a 65-40 defeat of St. Ben's Saturda in St. Joseph.
The Tommies (18-0 overall, 12-0 MIAC) got 26 points and nine boards from Langer, plus a doubel douboe from Fischer with 13 points and 11 rebounds. Renikoff scored 14 off the bench.
UST has won 28 consecutive regular-season games and 24 in a row against MAIC opposition.
Tommie Hockey and Basketball combined to go 8-0 on the week against MIAC opponents.