 He would spend most of the next three seasons with the Oklahoma City Blazers, Boston's top minor-league affiliate, but found it difficult to crack an increasingly deep Bruin roster.He scored his first NHL goal in his only appearance during the 1968–69 season, and appeared in 6 games for the 1969–70 Bruin team which would ultimately win the Stanley Cup.By the 1969–70 season, Wilkins was a dominant defender in the CHL with Oklahoma City, finishing the year with 52 points and 204 penalty minutes, and he would receive his big break when he was selected by the Vancouver Canucks in the 1970 NHL Expansion Draft.