One key element is his birth on Titan. Another is the problem of overpopulation and resource scarcity there. Also, the rejection of his solution by his people is crucial. It all led to his dark path of trying to control the universe.
Well, Thano is from Titan. In his origin story, his world was in a dire state. He grew up seeing the problems his people faced, like not having enough resources for everyone. But instead of working within the system, his extreme ideas made him an outcast. This made him bitter and determined to get the Infinity Stones, thinking he could use them to fix the universe, but really it was his own warped view of what was right.
The key elements are the death of his family by Ronan and his transformation into Drax.
One key element is her birth from Cronus and Rhea. Another is her role as the goddess of the hearth. This role defined her importance in Greek society.
The key element is her transformation from Amélie Lacroix. Another is Talon's role in brainwashing her. Also, her past as a ballet dancer which contrasts with her new life as an assassin.
The key elements are the McDonald brothers. They started the business in California in 1940. Also, their shift from barbecue to a simple menu of burgers, fries and shakes is important. And of course, Ray Kroc who saw the potential and franchised it.
One key element is his family connection to Wakanda. His father being from Wakanda is important as it gives him a claim to the throne. Then there's the death of his father which was a major turning point. It made him angry at Wakanda's leadership. Also, his experience in the US, seeing the discrimination there, made him think Wakanda should be more active in helping those in need. All these elements combined form his origin story.
One key element is his inspiration. He was inspired by heroes, which motivated him to pursue the hero path. Another is his self - doubt. He had to overcome it to move forward. And his quirk development. Learning to control his 'Hardening' quirk was important in his origin as a hero - in - training.
One key element is his role in the creation of the world. Along with his brothers, he defeated Ymir and used the giant's body to form the world. Another is his pursuit of wisdom. His sacrifice of an eye at Mimir's well is a significant part of his origin as it shows his drive for knowledge.
The key element is the gamma radiation. It was the gamma radiation that caused Bruce Banner's transformation into the Hulk. Another important part is Banner's role as a scientist. His scientific work led him to be in the situation where he was exposed to the gamma rays. Also, the accident during the experiment is crucial. Without that accident, the Hulk would not have come into existence.
One key element is his military upbringing. The strict training and discipline he received in the military order were crucial. Another is his sense of justice. It was what drove him to fight against the chaos. Also, his experiences in battles, both wins and losses, shaped his character.