The gods stories were created by homer they were used to explain everyday things that happened if it stormed people thought it was Zeus doing it. People believed When they fought they would pray to their god to let them win, people who didn't pray usually lost. Gods were invented before the bible.
Thanatos had a family, including parents and siblings, but no spouse. He had a mother named Nyx,goddess of night and a father named Erebos, god of the darkness He had a twin brother named Hypnos, god of sleep. Thanatos did not care for anybody He also didn't love anyone either. He had other siblings