Prior to playing for the Lady Blues, she had gone to the Ontario Court of Appeal in 1986 as part of a discrimination lawsuit regarding the Metro Toronto Hockey League.

Charles Dubin, who was involved in the inquiry regarding Olympic sprinter Ben Johnson's steroid use, was the writer of the decision.

Despite the legal issues, she managed to play for several other MTHL teams including the Scarborough Young Bruins, Etobicoke Canucks and East Ender Ti-Cats.

[3] Blainey played for the Toronto Lady Blues women's ice hockey program in the 1990s and assumed another activist role.

In 1993, (although the Lady Blues won 13 of the last 15 provincial championships), a task force recommended that the University of Toronto cut the team for financial reasons.