"Maple Leafs star Mitch Marner's sudden departure from Toronto has left fans and analysts stunned, but insiders are saying it was a long time coming. The Sens, who traded for Matthew Tkachuk, claim they saw the move coming and are now reaping the rewards. Meanwhile, the Bruins are quietly building a promising young core, with several prospects making waves in the league. As the NHL's offseason continues to heat up, one thing is clear: the Toronto Maple Leafs' loss is the Ottawa Senators' gain, and the Bruins are poised to be a force to be reckoned with in the near future."

Daily Bean: Marner’s Messy Exit; Sens Saw Tkachuk Trade Coming; Bruins Prospects  Boston Hockey Now