Ever since he won the Slam Dunk Contest during his rookie season, Donovan Mitchell has established himself as one of the league's best dunkers -- particularly among smaller guards. He added to his resume on Tuesday night with a potential dunk of the year candidate.

And what better way to put the attention back on the court than a primetime matchup between the Eastern Conference's top two teams?The Boston Celtics went to Cleveland to take on Donovan Mitchell and the first-place Cavaliers Tuesday night.

Mitchell's dunk over Kristaps Porzingis failed to set the tone for the Cavaliers, who fell at home to the Celtics.