 Marvel counts among its characters such well-known superheroes as Spider-Man, Iron Man, the Hulk, Thor, Captain America, Ant-Man, the Wasp, Black Widow, Wolverine, Captain Marvel, Black Panther, Doctor Strange, Ghost Rider, Blade, Daredevil, the Punisher and Deadpool.Superhero teams exist such as the Avengers, the X-Men, the Fantastic Four and the Guardians of the Galaxy as well as supervillains including Doctor Doom, Magneto, Thanos, Loki, Green Goblin, Kingpin, Red Skull, Ultron, the Mandarin, MODOK, Doctor Octopus, Kang, Dormammu, Annihilus and Galactus.Most of Marvel's fictional characters operate in a single reality known as the Marvel Universe, with most locations mirroring real-life places; many major characters are based in New York City.