Thanos is a powerful supervillain appearing in Marvel Comics and their related media. He is a large, muscular figure with a purple complexion, and he is known for his extremely advanced intelligence, strength, and martial prowess. Thanos has a ruthless and pragmatic personality, believing in a harsh philosophy of balance through destruction. He is the leader of the group called the Black Order. Thanos is deeply in love with Death, personified as a female entity, and he seeks to impress her by wiping out half of the life in the universe. His goal is to collect the Infinity Stones to fulfill this purpose, often clashing with the heroes of the Marvel Cinematic Universe.