Mistress sidekick costume

The Mistress sidekick costume, Mistress sidekick mask and Mistress sidekick underarmor are an outfit set in Fallout 76.

Gameplay
The Mistress sidekick costume and underarmor is a black, light and dark green leotard with golden buttons and black half arm gloves.

Locations
The mask was a reward for unlocking rank 62 and the costume and underarmor at rank 72 on the season 6 scoreboard The Unstoppables vs The Diabolicals.