Hagel provided a pair of assists and went plus-2 in Saturday's 4-3 overtime loss to the Stars.
Hagel set up goals by Dylan Strome and Dominik Kubalik as the Blackhawks erased a two-goal deficit. With five helpers in his last four games, Hagel is finding his touch as a playmaker in a middle-six role. The 23-year-old winger has 16 points, 44 shots on net and a minus-6 rating through 27 contests overall.