What is the origin of Venom?
While embroiled in a major crossover storyline fighting the Secret Wars on an alien planet, Spider-Man had to give up his web shooters to help the heroes escape being crushed by a mountain (dropped on them by the Molecule Man). Needing to find equipment to replace his web shooters, Spider-Man was informed by other heroes of a machine in a nearby lab that could repair his suit. Spidey went searching, but unwittingly activated the wrong machine, freeing from imprisonment a sentient alien symbiote. As Spider-Man touched the black blob, it flowed over his body, forming a new costume which he soon discovered responded to his thoughts, was able to mimic street clothes and seemed to provide an inexhaustible supply of webbing. Once back on Earth, Spider-Man learned the true nature of the costume, and discovered that the symbiote desired to fuse permanently with him, enveloping him at night as he slept, using his unconscious body to go out and fight crime. With the aid of Mister Fantastic, Spid