Venom’s Symbiote family tree isn't exactly teeming with celebrity. While the Lethal Protector and his first spawn Carnage have been immortalized in the mythos of superhero comics, the same success hasn't followed more distant offspring like Scorn, Silence, or the latest entry in Spider-Man’s castaway dynasty: Madness. Introduced in Cult of Carnage: Misery by Sabir Pirzada, Francesco Mortarino and Java Tartaglia, Madness is a six-Symbiote hybrid that represents the most unfortunate fate yet for some of Venom’s most underdeveloped relatives.
Source：https://www.cbr.com/cult-of-carnage-misery-madness-marvel-comics-symbiotes-no-personality/
