Yesterday it seemed all the lines were set for tonight's matchup against the Ottawa Senators, however that's changed.
While the majority of the lineup stays intact for tonight, head coach Mike Babcock has made one very intriguing change.
The Leafs head coach has decided to sit Kasperi Kapanen and remove him from the John Tavares and Mitch Marner line.
The 24 year old played some great hockey last year when he had a brief appearance playing with Tavares.
Everything else seems to stay the same.
Here's a look at tonight's projected lineup.