Power Book II: Ghost has received mixed reviews from critics and audiences. Some viewers have praised the performances of the cast, particularly Mary J. Blige and Michael Rainey Jr., as well as the intense and gripping storyline. However, others have criticized the show for its slow pacing and lack of originality compared to the original Power series. Overall, the reception of Power Book II: Ghost has been generally positive, with many fans of the original series enjoying the new spin-off.