Conversation so far:
Who were the Montreal Canadiens?
The Montreal Canadiens are a professional ice hockey team based in Montreal, Quebec.
What were the Montreal Canadiens?
The Montreal Canadiens are a professional ice hockey team based in Montreal, Quebec. They are members of the Atlantic Division of the Eastern Conference of the National Hockey League.
Can you tell me some interesting aspects about Chris Chelios and the Montreal Canadiens?
In 1984, Chelios made the Montreal Canadiens for good, distinguishing himself with his play.

Question: Why was he known for his offensive abilities?
Self-contained rewrite: Why was Chris Chelios know for his offensive abilities?