Silvermane is a fictional Marvel Comics character. He is a supervillain and a prominent figure in the Maggia, a fictional organized crime syndicate that is analogous to the Mafia. He first appeared in The Amazing Spider-Man, Volume 1 #73. He was created by Stan Lee and John Buscema.
In 1975, writer Gerry Conway and artists Don Heck and Vince Colletta created Silvermane's son Joseph Manfredi.
Read more about Silvermane: Fictional Character Biography, Powers and Abilities