Several times, the unstructured alien, symbiote has possessed Spider Man who also divested the evil being of himself on several occasions because he understands the weakness of the extraterrestrial being. Spider man once tamed the alien with noise, at another time, he did it with fire.
Yet, this terrible enemy is still alive and in this new movie, it will find a home in Eddie Brock. Only the vile combination of two malevolent entities can result in the bitter birth of Venom. No wonder Symbiote tells Eddie Brock in the comics that inspired the series... "You're Eddie Brock, I'm the symbiote. Together we are VENOM.