Kreider at least used to be a bull on the walls and in puck retrieval even if he didn't play a heavy game so to speak. That's not as prominent as it used to be.Panarin and Strome are not going to suddenly play a heavy game just because the Leafs are focused on defense like they're possessed. Meeka lost his heavy game a long time ago. Kreider never played a heavy game despite being a unit.