Wotherspoon will be back in the lineup after being a healthy scratch for the last three games. Wotherspoon, who will replace Andrew Peeke on the third pair, has no points and a minus-1 rating in three games this season.
Barron played 10:52 in Thursday's loss in Washington and will come out of the lineup Saturday in Pittsburgh. Arber Xhekaj will draw back into the lineup to replace him.
Xhekaj was a healthy scratch for Thursday's game in Washington but he will replace Justin Barron in the lineup on Saturday. Xhekaj has no points and a minus-6 rating in eight games this season.
After playing in all 10 games to start the season, Lundkvist will come out of the lineup on Saturday. Lundkvist will be replaced by Brendan Smith.
Seguin will come out of the lineup on Saturday due to a lower-body injury. He'll be replaced by Oskar Bäck. Seguin's injury is not believed to be serious and he could be back in the Stars lineup when they return from Finland next Thursday vs. the Blackhawks.
Smith will draw into the Stars lineup for the first time since October 19th. Smith, who is still looking for his first point of the season, will replace Nils Lundkvist on the Stars' blueline.
Bäck has been a healthy scratch for the last two games but will replace Tyler Seguin (lower-body) in the lineup on Saturday. Bäck has just one assist and four shots on goal in eight games this season.