Supervillain Origins: Sandman 

Supervillain Origins of Sandman
Subscribe goo.gl/Q2kKrD
Adopting the alias “Flint Marko”, William Baker became involved in crime when he decided to help his friend gather the cash needed to pay off his gambling debts. Escaping jail, he ended up hiding from the authorities within a nuclear test site. Caught in a blast, he miraculously survived, while his body bonded with the sand around him. Quickly realizing and showcasing the full extent of his powers, Flint Marko became dubbed the Sandman, and launched a crime spree throughout New York City, catching the attention of Spider-Man, whom would best his plans countless times throughout the years.