Yellow Diamond (voiced by Patti LuPone) is the Former main antagonist and Turned Ally of Steven Universe.
Trivia
- Hiccup is worried and concerned if Yellow Diamond ever comes to make her move. He'll be prepared for this, and so will Jaden and Jeffrey, who will be at his side.
- After Steven, Lars, Hiccup, and the others escape from Homeworld, she vowed to go after them including Hiccup himself, saying she will hunt him down and kill him and the rest of the Vikings and wipe them to extinction. But after the Events of Reunited, this may change.
- In the Thunderbolts Adventure Series, Courtney has a great fear of Yellow Diamond and she keeps on having countless nightmares about her. But, these facts change after she reforms.
- Kyle isn't scared of Yellow Diamond, but that was before he saw how big she was compared to him.
- The Rogues view Yellow Diamond as a major threat to their existence, and Boomer has begun covertly looking into the possibility of assassinating her before she exterminates Earth, them, and anywhere else that holds value to the team.
- Yellow Diamond eventually allies herself with Bowser, Don Greyhound and the Galactic Empire to destroy Poncho.
- Yellow Diamond was once allied herself to Thanos but after the events of Reunited and Change Your Mind, she turns on him in Infinity War and Endgame, completely cutting off her trusts on him.