One key element is the nuclear apocalypse that destroyed Earth. Another is the Ark, the space station where the survivors were living. And of course, the 100 delinquents being sent to Earth.
Well, first there's the cataclysmic nuclear event that changed the face of the Earth forever. Then there's the Ark, which is not just a place to live but also has its own political and social structure. The 100 delinquents are a major part too. Their presence on Earth stirs up a lot of things. They have to face not only the physical challenges of the damaged Earth like radiation and lack of resources, but also the social challenges of meeting other groups of survivors and trying to co - exist or compete with them. It's all about survival, adaptation, and the search for a new future in a world that's been turned upside down.
The key elements in the 100 back story include the post - apocalyptic Earth which has been ravaged by nuclear war. The Ark in space is crucial as it was humanity's refuge. Also, the idea of sending the 100 kids down, who are all different with their own personalities and skills, and how they interact with the new environment on Earth, like dealing with the various threats and the potential for new communities.
One key element is the wealthy setting. The 90210 zip code represents luxury. Another is the high - school aspect. The characters' experiences in school, like cliques and popularity contests. Also, relationships play a big part. There were romances and break - ups among the characters.
One key element is its evolution from Gastly and Haunter. Another is its connection to shadows and darkness. Also, its mischievous nature is important.
The key elements are the Smurfs themselves, their forest village, and Gargamel. The Smurfs' unique characteristics and their village setting are important parts of the back story, and Gargamel as the main villain.
If it's Guts from 'Berserk', one key element is his origin from a hanged corpse, which sets him apart and makes his existence somewhat of an outcast from the start. Another is his time as a mercenary, where he learned combat skills and survival tactics in a harsh world.
One key element is his desire for power. Bowser wants to rule the Mushroom Kingdom. Another is his rivalry with Mario. Their battles are a big part of his story. Also, his relationship with Princess Peach, as he constantly tries to kidnap her. His army of minions is also an important part of his back story as they help him in his evil plans.
One key element is Tony Soprano's dual life. He's a mobster but also a family man. Another is the power struggles within the mob. There are different factions vying for control. Family loyalty, or the lack of it in some cases, is also a big part of it.
One of the key elements is my love for music. Since I was a child, I've been drawn to music. I would listen to all kinds of music, from classical to rock. This love for music has been a constant in my back story. It has given me an emotional outlet and also influenced my taste in other aspects of life.
One key element is his origin on Titan which was in crisis. Another is his radical solution for population control. Also, the rejection of his idea on Titan which pushed him towards a more extreme path.
Since I don't know which 'longlegs' you mean, I can't say for sure. Maybe if it's a fictional character, its origin, its goals, and the events that led it to be who it is could be key elements.
One key element is its use in farming. It was used to harvest crops like wheat and hay. Another is its association with death, as seen in the Grim Reaper imagery. Also, the craftsmanship that went into making it, with blacksmiths creating these efficient cutting tools.