That’s exactly what Dallas Stars GM Jim Nill did on Friday, however. The firing came on the heels of a Western Conference finals exit that saw DeBoer make the controversial decision to bench goaltender Jake Oettinger in Game 5. A game that Dallas would ultimately lose to end their season.

DeBoer brought the Stars to the Western Conference Finals three years straight but couldn't lead them to that elusive Stanley Cup. Here's what you need to know.

The reasons behind the head coach's exit are multifaceted. His replacement might not be any more straightforward.