Robertson, 21, has appeared in two games with the Stars so far in 2020-21. The forward skated in three regular-season games with Dallas last season, logging one assist (0-1=1). He also led the Texas Stars (AHL) in 2019-20 with 47 points (25-22=47) in 60 games. Robertson finished third among AHL rookies and shared first on Texas with 25 goals, while he shared third among rookies and ranked second on the team with seven power play goals last season.
The 6-foot-3, 200-pound native of Arcadia, Calif. was originally selected by Dallas in the second round (39th overall) of the 2017 NHL Draft.