Personality tests are everywhere—used in workplaces, churches, counseling rooms, and even casual conversations to explain why we are the way we are. Tools like Myers-Briggs, the Enneagram, Strength Finders, and DISC promise insight into our strengths, weaknesses, relationships, and leadership styles—but they also raise serious questions. Are these frameworks genuinely helpful tools for self-understanding and discipleship, or do they subtly reshape how we think about identity, responsibility, and growth? On today’s episode of Plundering Leviathan, we are debating the usefulness of personality tests—looking honestly at what they can clarify, where they can confuse, and how Christians in particular should think about personality, wisdom, and the formation of the soul in light of Scripture.