Scar

Taka, better known as Scar, was the main antagonist of The Lion King and the second season of The Lion Guard and a minor antagonist in The Lion King II: Simba's Pride and The Lion King 1½. He was Simba's arch-nemesis and paternal uncle, Kion and Kiara's evil great uncle, Mufasa's arch-rival and younger brother, Shenzi, Banzai and Ed and the hyenas' former leader and boss, and Zira's husband.