diabolize (verb)

1. In the cartoon, the innocent little character is diabolized by the evil sorcerer and transforms into a devilish creature.

2. In the world of fantasy, the dark magic spell diabolizes the once noble prince, turning him into a fearsome devil.

3. In the comic book series, the superhero's arch-nemesis diabolizes innocent citizens and turns them into devilish minions to do his bidding.

4. The Gothic-style castle diabolizes its design with intricate devilish motifs carved into the walls and made of demonic gargoyles.