Discussions from late 2022 analyze the complex personalities of BoJack Horseman characters through the lens of the Myers-Briggs Type Indicator (MBTI). The main cast is frequently analyzed as BoJack (ENTP), Diane (INFJ), Princess Carolyn (ENTJ), Todd (ENFP), and Mr. Peanutbutter (ESFP), highlighting their core motivations and cognitive functions. Read the full breakdown at Psychology Junkie .