Wotherspoon (upper body) was activated off injured reserve by the Golden Knights on Wednesday, SinBin.vegas reports.
Wotherspoon dealt with an upper-body injury for nearly a month, but he'll return to action for Wednesday's matchup against the Mammoth. He appeared in six regular-season games prior to his absence, and he was held scoreless with five hits, five blocked shots and two PIM while averaging 18:16 of ice time.