Well, Carol Danvers. She was a normal human, a pilot. But the Kree messed with her DNA. This gave her powers. And that's how she became Captain Marvel, a hero with a back story of transformation from an ordinary person to a super - powered being.
Carol was involved with Kree stuff. An accident with their tech gave her powers. Simple as that, but it's a really cool and crazy origin.
Carol Danvers, aka Captain Marvel. Well, she was a pilot, right? Then she got caught up in some crazy alien stuff. The Kree were involved. Her DNA got all mixed up with their technology or something. This made her super strong and able to fly. She's been through a lot, fighting bad guys and trying to figure out who she really is. In the Marvel world, she's a big deal. She's fought in space battles and helped out on Earth too. Her back story is full of action and self - discovery.
Snoke was a major figure in the First Order. He had an interest in Kylo Ren and trained him. His own back story wasn't fully detailed, but he was a significant threat in the Star Wars story.
Sure. Rosalina was a girl who found a Luma and then journeyed through space, eventually becoming the caretaker of the Comet Observatory.
Grindelwald was an important figure in the wizarding world's history. He was once a promising young wizard. But he became power - hungry. He thought wizards were superior and should rule, which led to his dark deeds.
Casper's back story in brief is that he was once a human boy. After death, he turned into a ghost. However, he is different from other ghosts as he is friendly towards humans.
Kuromi is a Sanrio creation with a back story of being different. She's a bit of a troublemaker, and her story is centered around her non - conformist attitude compared to other Sanrio characters, especially in relation to My Melody.
Hodor was originally Wylis. When Bran was in a dangerous situation, he warged into Hodor's mind. This event somehow damaged Hodor's mind and left him only able to say 'Hodor'. It was a tragic event that changed Hodor's life completely.
Sure. Catwoman, Selina Kyle, often had a tough upbringing in Gotham. This led her to a life of stealing.
Sure. Selina Kyle is Catwoman. She grew up in hardship and turned to thieving. She's known for her cat - like skills and has a complex relationship with Batman.