NHL Insider Floats Panthers Move for Maple Leafs' Mitch Marner originally appeared on Athlon Sports. The Toronto Maple Leafs and pending unrestricted free agent Mitch Marner seem to be ready to part ways after nine years together.

When Mitch Marner arrived in the Toronto Maple Leafs organization as a tantalizing prospect 10 years ago, there were a lot of unknowns.

With so many questions coming in for our latest Maple Leafs mailbag, we’ve broken answers out into multiple column. Here’s Part 1 and Part 2. Below, we dig into Part 3, where we get into questions about keeping Mitch Marner,