Crozier missed the team's couple of games due to pancreatitis. In 64 games that year, he posted 27 wins and led the league with seven shutouts, and the Red Wings clinched a spot in the playoffs. After eliminating the Black Hawks in the semi-finals, the Red Wings squared off against the Montreal Canadiens in the 1966 Stanley Cup Finals. The Red Wings won the first two games, but the Canadiens came back and won the next two. In the fourth game, Crozier suffered a leg injury. He played in game five, but the injury curbed his mobility. The Canadiens won the Stanley Cup in game six. Even though the Red Wings lost, Crozier was awarded the Conn Smythe Trophy for being the most valuable player in the playoffs. He was the first goaltender to win the award and the first player to win it in a losing effort. Due to pancreatitis, Crozier missed twelve games out of 70 in 1966–67. His numbers were down as he won only 22 games and recorded a 3.35 GAA. The Red Wings missed the playoffs. After another bout of pancreatitis at the beginning of the 1967–68 season, Crozier announced his retirement due to stress and depression. Six weeks later, however, he returned to the ice; he played five games with the Fort Worth Wings of the Central Professional Hockey League (CPHL) as conditioning, then returned to Detroit. After two more seasons on a mediocre Red Wings team, he was traded to the newly formed Buffalo Sabres in 1970. Buffalo Sabres (1970–77) and Washington Capitals (1977) In the 1970 NHL Expansion Draft, Buffalo Sabres General Manager Punch Imlach drafted Tom Webster from the Boston Bruins and promptly dealt him to the Red Wings for Crozier. Crozier started the Sabres' first NHL game on October 10, 1970, against the Pittsburgh Penguins. He stopped all but one of 36 shots to earn the franchise's first victory, 2–1. On December 6, 1970, Crozier earned the franchise's first shutout in a 1–0 win over the Minnesota North Stars. By late December however, Crozier was deeply exhausted and most of the Sabres' goaltending duties fell upon Joe Daley and Dave Dryden. Crozier finished the season with a 9–20–7 record and a 3.68 GAA. The Sabres also missed the playoffs, finishing fifth in the East Division. Adding to Crozier's continual health problems, his gallbladder was removed during the off-season. The 1971–72