Who's time-enduring feud is your all time favorite? Also, list your favorites in order in a post. Include others if I forgot any.
Batman/Joker
Spider-Man/Green Goblin
Superman/Lex Luthor
Captain America/Red Skull
Green Lantern/Sinestro
Thor/Loki
Aquaman/Black Manta
Daredevil/Kingpin
Wonder Woman/Cheetah
Iron Man/Mandarin
Flash/Captain Cold
Wolverine/Sabretooth
Captain Marvel/Black Adam
Mr. Fantastic/Dr. Doom
Hank Pym/Ultron
Professor X/Magneto
Hulk/Abomination
Dr. Strange/Dormammu
Silver Surfer/Galactus
Namor/Tigershark
Captain Marvel/Nitro
Ghost Rider/Mephisto
Punisher/Jigsaw