Clevatess: Majuu no Ou to Akago to Shikabane no Yuusha

Clevatess, the formidable lord of Dark Beasts, possesses both immense intellect and destructive power, and is frustrated by the heroes sent to defeat him. Determined to eradicate humanity, he faces an unexpected complication: he has revived a hero he previously vanquished. Furthermore, he adopts an orphaned humanoid baby, who represents the last chance to save a world teetering on the edge of Armageddon. This unexpected responsibility of raising a child holds back Clevatess's plans. The fate of the world now rests on the shoulders of this unlikely trio, bound together by circumstance. The anime explores themes of responsibility, redemption, and the unexpected bonds that can form amidst chaos and impending doom.