Improving pace of play was among the reasons for the Sabres moving Mittelstadt 2023-24 Season 2024 NHL Trade Deadline by Chad DeDominicis - March 6, 2024March 6, 20241 The Buffalo Sabres made a big move trading Casey Mittelstadt to the Colorado Avalanche in exchange for defenseman Bowen Byram. One-Time Buy Membership Required You must be a One-Time Buy member to access this content.Join NowAlready a member? Log in here