One of the recurring themes for the Toronto Maple Leafs this upcoming season will be upgrading the roster in every area it can. That’s why the Maple Leafs can’t possibly think that adding Raddysh was enough. Resurgent Rielly would help offset blue line needsA resurgent Morgan Rielly would help offset the Maple Leafs’ most urgent blue line needs. Potentially, Rielly returning to his former self while adding Karlsson could make the Maple Leafs’ blue line one of the most formidable in the league. That’s why there’s reason to believe that Morgan Rielly could be a partial answer to the Maple Leafs’ needs this season.