Venom is a fictional character.
Doctor Victor Von Doom ( or simply Doctor Doom ) is a fictional supervillain appearing in American comic books published by Marvel Comics . Magneto ( mag-nea-toe ) is a fictional character appearing in American comic books published by Marvel Comics , commonly in association with the X-Men . The Red Skull ( Johann Schmidt ) is a fictional character , a supervillain , appearing in American comic books published by Marvel Comics . The Amazing Spider-Man is an American comic book series published by Marvel Comics , featuring the adventures of the fictional superhero Spider-Man . Venom (comics) . According to S.H.I.E.L.D. , it is considered one of the greatest threats to humanity , alongside Magneto , Doctor Doom , and Red Skull .