It wasn't pretty but Leafs remain undefeated!

Steve Russell - Staff Photographer

Toronto Maple Leafs defenseman Jake Gardiner sports six stitches in his upper lip from a puck he took to the face in the season opener as he warms up.

Toronto Maple Leafs defenseman Luke Schenn gets called for elbowing Ottawa Senators left wing Nikita Filatov in first period action.

Toronto Maple Leafs left winger Mike Brown misses and gets a punch to the nose from Ottawa Senators centre Zenon Konopka.

Toronto Maple Leafs centre Mikhail Grabovski celebrates his first goal of the season as Chris Phillips pushes him.

Fans cheer the first Leafs goal.

Toronto Maple Leafs centre David Steckel waits for linesman Steve Miller to drop the puck in first period action.

Toronto Maple Leafs right wing Joffrey Lupul runs over Ottawa Senators centre Zack Smith.

Toronto Maple Leafs Dion Phaneuf unloads on Ottawa Senators centre Stephane Da Costa in second period action.

Toronto Maple Leafs defenseman Mike Komisarek wraps up Ottawa Senators left wing Nick Foligno  with linesman Steve Miller as he tries to get at Dion Phaneuf after an open ice hit on Stephane Da Costa.

With a bloody tongue and 19 minutes in penalties Ottawa Senators right wing Chris Neil leaves the ice in second period.

A falling Ottawa Senators centre Stephane Da Costa is checked by Toronto Maple Leafs defenseman Luke Schenn  as the Toronto Maple Leafs beat  the Ottawa Senators 6-5 at the Air Canada Centre.

Ottawa Senators left wing Milan Michalek leaps out of the way.

Toronto Maple Leafs right wing Phil Kessel scores his third of the game to complete the hat trick in third period action as the Leafs beat the Ottawa Senators 6-5 at the Air Canada Centre.

Ice crew pick up hats thrown on the ice after Toronto Maple Leafs right wing Phil Kessel scored his first hat track as a Leaf.