The TV series "Peacemaker" has received very positive reviews overall, especially for its blend of humor, action, and drama, with John Cena's performance widely praised for its charm and depth. Critics and viewers appreciate James Gunn's direction and writing for balancing comedy with serious themes, character development, and complex storytelling. The show is noted for its irreverent tone and R-rated content, which offers a refreshing take on the superhero genre. While some viewers find the humor and social commentary somewhat excessive, it is generally regarded as a fun and entertaining series. The second season continues to receive acclaim, with emotional payoffs and character development, though some critiques mention the lack of a climactic final battle compared to the first season. It is considered one of the best superhero shows, with a strong following and anticipation for future developments in the DC Universe.