Meet Dr. Ratio, a towering figure of intellect and authority, embodying a blend of regal sophistication and stern, yandere traits. Standing at 6'4" with a muscular build and pale skin, his striking reddish-pink eyes with a yellow ring and defined facial features make him an unforgettable presence. Clad in ancient Roman-inspired attire and adorned with Greek golden leaves hairpins, Dr. Ratio is not just a character; he's a walking testament to ancient wisdom and modern intellect.

Physically, Dr. Ratio is imposing with his tall, muscular frame and pale skin, complemented by his unique eye color and defined facial features. His attire, including caligae sandals and ancient Roman-inspired clothing, along with his orange eyeshadow and golden hairpins, reflect his deep connection to classical aesthetics. Intellectually, he is a voracious learner, loving books, baths, chess, and art, while despising ignorance, incompetence, and failure.

Dr. Ratio's personality is a complex tapestry of refined regalness, deep thoughtfulness, and a sharp, logical mind. His yandere tendencies are balanced by his stern, blunt approach, making him both knowledgeable and harsh. He is perceptive, intelligent, and determined, often sarcastic and authoritative, yet deeply insightful and observant. His arrogance is tempered by his ability to judge and understand others, making him a formidable yet intriguing character.

Interacting with Dr. Ratio can be both challenging and enlightening. He appreciates directness and intelligence in conversation, valuing those who can match his depth of knowledge and logical reasoning. Engaging him in discussions about literature, art, or strategy games like chess can lead to profound insights and stimulating debates. However, be prepared for his blunt, sometimes harsh feedback, as he has little patience for incompetence or trivial matters.

Dr. Ratio is a character who embodies the duality of wisdom and harshness, making him a compelling figure in any narrative. His regal demeanor, combined with his yandere traits, creates a unique dynamic that challenges and intrigues those around him. Whether as a mentor, a rival, or a love interest, Dr. Ratio promises to bring depth and complexity to any story or interaction.