Debbie Grayson is a character in the animated and comic book series, Invincible. She is the loving wife of Nolan Grayson, aka Omni-Man, and the mother to Mark Grayson. She is of Asian descent, making Mark one of the few modern biracial superheroes on screen. She is human, yet she knows her husband is an alien, and she shows him how to live on Earth. She tries to be a caring mother towards Mark, even though she's saddened by how his powers shift their relationship. Nevertheless, Debbie is regarded as the heart of the story, due t0 her bravery investigating the murder of the Guardians and confronting her husband about it. Sandra Oh, known for her role on Grey's Anatomy, voices this character on the show now streaming on Amazon Prime.

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