Projected Lineups for Mammoth vs Penguins – 12/14/25

December 14, 2025 by The Hockey Writers

The Utah Mammoth take on the Pittsburgh Penguins at PPG Paints Arena. Here are the projected/expected lineups sourced from NHL.com staff writers, independent correspondents, and others. MAMMOTH (15-15-3) at PENGUINS (14-8-8) 3 p.m.…