you had mentioned two teams he has played for, which league are those teams a part of?
National Hockey League (NHL)
St. Louis Blues
 The Blues compete in the National Hockey League (NHL) as a member of the Central Division of the Western Conference. The franchise was founded in 1967 as one of the six teams from the 1967 NHL expansion and is named after the W. C. Handy song "Saint Louis Blues". The Blues play their home games at the 19,150-seat Enterprise Center in downtown St. Louis, which has been their arena since moving from St. Louis Arena in 1994.
who is wayne gretzky? A Canadian former professional ice hockey player and former head coach. can you name a few teams he has played for that game? The Edmonton Oilers,  St. Louis Blues which teams did he coach? UNANSWERABLE can you tell me any of his breakthroughs during his playing career? Gretzky was the top scorer in the 1978 World Junior Ice Hockey Championships
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St. Louis Blues [SEP] Introduction
The St. Louis Blues are a professional ice hockey team based in St. Louis. The Blues compete in the National Hockey League (NHL) as a member of the Central Division of the Western Conference. The franchise was founded in 1967 as one of the six teams from the 1967 NHL expansion and is named after the W. C. Handy song "Saint Louis Blues". The Blues play their home games at the 19,150-seat Enterprise Center in downtown St. Louis, which has been their arena since moving from St. Louis Arena in 1994. The Blues qualified for the playoffs in all but nine of their 52 seasons, appeared in the Stanley Cup Finals four times, and won the Stanley Cup in 2019.