inheritor (noun)

1. In the land of Narnia, the inheritor of the throne was the rightful king who would restore peace and harmony.

2. According to Greek mythology, Perseus was an inheritor of the gods' powers and used them to slay the fearsome Medusa.

3. Why did the clown leave his entire fortune to his funny bone? Because he wanted it to go to his inheritor of laughter!

4. In a distant future, an advanced android served as the inheritor of knowledge and technology left behind by the human race.