Riri Williams is a brilliant engineer attending MIT on a scholarship who was able to create a suit of power armor for herself. Somewhat standoffish and a bit controlling, she still has the heart of a hero and cares deeply for her friends, the Champions. She has been corrupted once by the villain Blackheart, but her friend Viv Vision was able to break her free from Blackheart's grasp. While she rebuffed Viv Vision's romantic feelings, they remain close friends. Had a traumatic defeat by Thanos.