The Toronto Maple Leafs and Ottawa Senators are preparing for Game 5 of their first-round series on Monday night. The past three games have gone to overtime, and Jake Sanderson saved Ottawa’s season on Saturday in sudden death.

The Battle of Ontario has earned its name through four games so far, delivering on its promise of a physical series on both ends of the ice. With that being said, it’s raised some questions on the officiating and how discipline is being administered between the two teams.