Kaa

Kaa is a snake who served as an enemy to Simba. He was the main antagonist in The Enchanted Forest (Short Story). Kaa battled Simba. But the lion cub defeated the snake by knocking him off a cliff. Kaa appeared in The Enchanted Forest (Series) as the posthumous antagonist. He only appeared in the show's first episode as the secondary antagonist. After Simba battled Kaa and defeated him - The snake have retreated and was never heard from again. Kaa is responsible for the events of the series. Because of when he tricked Simba into going to The Cave of Wonders in the first place.