ForTheLifeOfReading

For one of my stories these people embody elements (guess which one), I think it would make sense for a few one them to be related, but I can't think of how.
          	So there's Light, Electricity, and Darkness.
          	Would it be better if Light and Electricity were twins, and Darkness was a cousin.
          	Light and Darkness were twins, and Electricity was a cousin.
          	Light and Electricity were twins, and Darkness was the older brother.
          	Or should I just make them friends, your opinions would be sooooooo helpful.

ForTheLifeOfReading

For one of my stories these people embody elements (guess which one), I think it would make sense for a few one them to be related, but I can't think of how.
          So there's Light, Electricity, and Darkness.
          Would it be better if Light and Electricity were twins, and Darkness was a cousin.
          Light and Darkness were twins, and Electricity was a cousin.
          Light and Electricity were twins, and Darkness was the older brother.
          Or should I just make them friends, your opinions would be sooooooo helpful.