FULL SPOILER-FREE REVIEW @ https://www.msbreviews.com/movie-reviews/other-films-watched-spoiler-free-review-sundance/#master

"Master holds one of the most purposeful, insightful, thought-provoking Black stories of the festival. Mariama Diallo's directorial debut boasts an intriguing narrative filled with impactful social commentary on racism and white supremacy, "disguising" them with a terrifying, supernatural evil force surrounded by a powerful score and creepy cinematography.

Regina Hall delivers an impressive performance, as does Zoe Renee, but the former truly shines in the lead role... read the rest.

Some of its horror elements feel half-baked but I loved everything else here! Some great performances and atmosphere. Manages to touch on pretty wide range of racial issues in America and its institutions with a lot of tact. Good stuff!