Creator
David Michelinie, Todd McFarlane
E. Nelson Bridwell, Ramona Fradon
In Comics
Web of Spider-Man #18 - The Longest Road
DC Comics Presents #46 (June, 1982)
Relatives
Carl Brock (father, estranged), Janine Brock (mother, deceased), Mary Brock (sister), Ann Weying (ex-wife, deceased), Symbiotes relatives: Toxin Symbiote (current symbiote, former grandson), Venom Symbiote (former symbiote, grandfather, former brother), Agony, Phage, Riot, Lasher (uncles, former sons), Scorn (sister, former niece), Carnage (father, former son), Scream (aunt, former daughter, deceased), Hybrid (uncle, former son, deceased)
Not Available