Several characters from both DC and Marvel universes have been shown capable of defeating Superman, depending on circumstances and versions. Here are some notable contenders:

DC Characters Who Can Beat Superman

• Maxwell Lord : Used telepathic mind control to dominate Superman without physical combat, a rare feat

• Lex Luthor : Through cunning, technology, and strategy, has defeated Superman multiple times

• Wonder Woman : Powerful warrior who can match Superman in combat, especially if not holding back

• The Flash (Barry Allen) : His super speed and ability to manipulate time and phase through objects give him an edge over Superman

• Martian Manhunter : Shares similar powers but adds telepathy, shape-shifting, and invisibility, making him a formidable opponent

• Dr. Fate : Magic user, and since Superman is vulnerable to magic, Dr. Fate can exploit this weakness

• Captain Atom : Can manipulate energy at atomic levels and emit red solar radiation, which weakens Superman

• Darkseid and Brainiac : Cosmic-level villains who have bested Superman in various stories

• Alfred Pennyworth : Though non-powered, has defeated Superman through strategy and cunning

Marvel Characters Who Could Defeat Superman

• Doctor Strange : Master of magic, capable of trapping Superman in alternate dimensions or using spells to immobilize him

• Thor : As a god with magical powers and combat experience, he is a worthy opponent

• Sentry : Possesses overwhelming power comparable to cosmic entities

• Scarlet Witch, Thanos, Mephisto : Powerful magic and cosmic-level characters who could challenge Superman

Others

• Goku (Dragon Ball) : Though not a comic book superhero, Goku’s Saiyan biology and Ultra Instinct form make him a top contender for defeating Superman in fan debates

Overall, Superman’s vast powers make him extremely difficult to beat, but characters with magic, superior speed, telepathy, or cosmic abilities have been shown capable of defeating him in various storylines