Enneagram eight. ISTJ-A personality type. Capricorn. Typically anti-social. Rough. Taciturn. Observant. Perceptive. Extremely arrogant. Confident. Courageous. Can be clever. Dependable. Stubborn. Often underestimates opponents. Keeps mostly to himself. Honest. Loyal. Stoic. Cynical. Can be a pessimist. Hardheaded. Ruthless. Smart-mouthed. Sometimes selfish. Straightforward. Haughty. Irritable. Emotionally guarded. Aloof. Unbiased. Impulsive. Tactless.