The Eagles and Grizzlies stayed even throughout the first three periods, but Utah finally nabbed a 3-2 overtime win over Colorado in Loveland, Colo., thanks to Nick Tuzzolino's power-play goal.
Tuzzolino also had an assist in the win, and goalkeeper Adam Morrison stopped 37 shots.
Adam Estoclet assisted on Tuzzolino's game-winner and another Grizz score.
Gaelan Patterson and Ian Schultz scored Utah's other goals.