Episode Title:
Venom.
Episode Description:
Using DNA from a sample of Spider-Man's blood, Doctor Octopus creates an artificial, symbiotic life form named Venom. Driven by its desire to bond with Peter, the creature escapes from the laboratory, tracks him down to a house party and wreaks havoc, jumping from host to host and possessing each of Peter's teammates. At the end, Harry Osborn finds a sample of the venom and trains it.
