1 Darkseid
Darkseid is a fictional character appearing in American comic books published by DC Comics. Created by writer-artist Jack Kirby, the character made a cameo appearance in Superman's Pal Jimmy Olsen #134 before making his full first appearance in Forever People #1. He is the father of Orion, Kalibak, Grayven and Grail. Darkseid is the king of the planet apokolips, having massive armies and resources to his disposal. other than that, he is stronger than superman, incredible intelligence and many more powers, such as his omega beams, which can instantly vaporise anything.
By far my favorite villain that superman has fought. He is truly powerful and a perfect villain.
This is such an easy one, Darkseid is the baddest of the bad by far!
2 Doomsday
Doomsday is a fictional supervillain appearing in American comic books published by DC Comics, usually depicted as an adversary of Superman. Doomsday is a giant, hulking monster with incredible strength, durability and stamina. if he is killed, he can resurrect and has the extra ability of being immune to the way he was killed before.
Doomsday defeated super man, dark side, and the hulk
Doomsday already beat darkseid so...
3 Brainiac
Brainiac is a fictional supervillain appearing in American comic books published by DC Comics, commonly as an adversary of Superman. Brainiac is known to be the smartest being in the universe, if he is killed, he can instantly go onto another copy of himself, he has a vast amount of power and resourses, he could even defeat the justice league himself
4 Imperiex
Imperial can create black holes, has incredible strength, and can project very powerful blasts of energy
5 Composite Superman
You probably don't know this one, look him up, his backstory is hilarious. Basically he has all the powers you can think of
6 General Zod
General Zoe nearly killed superman so that makes him strongest and most powerful way more than doomsday and darkseid
General Zod is a kryptonian with the same powers as superman, he has a higher level iq and much more trained in combat
7 Lobo
Lobo is a fictional character that appears in comic books published by DC Comics. The Lobo character was created by Roger Slifer and Keith Giffen, and first appeared in Omega Men #3. Lobo is an alien born on the utopian planet of Czarnia, and works as an interstellar mercenary and bounty hunter. Lobo is a space bounty hunter, he has great combat skills, many gadgets such as his motorbike, a healing factor and great strength
8 Bizzaro
Bizarro is a fictional character appearing in American comic books published by DC Comics. The character was created by writer Otto Binder and artist George Papp as a "mirror image" of Superman and first appeared in Superboy #68. Bizarro is a strange copy of superman, with mixed abilities like fire breath and freeze vision, he is low down because of his lack of intelligence
9 Mongul
Mongul is a incredibly smart, hulking creature with strength that could rival supermans
10 Metallo
Metallo is a comic book supervillain and cyborg who appears in Superman stories published by DC Comics. Metallo can shape shift, has a kryptonite heart and has great strength, even to rival superman's
The Contenders
11 Silver Banshee
12 Parasite
The Parasite is the name of several fictional supervillains that appear in Superman comic book stories published by DC Comics.
13 Livewire
Livewire is a fictional character and supervillain appearing in American comic books published by DC Comics. The character first appeared in September 1997 in the Superman: The Animated Series episode "Livewire". Her first mainstream comic book appearance was in Action Comics #835.
14 Toyman
Toyman, a recurring antagonist in the Superman series, has appeared in various incarnations since his debut. The character is typically portrayed as a brilliant but disturbed inventor specializing in toys that he uses as weapons. Toyman's vendettas against Superman and the people of Metropolis often... read more
15 Lex Luther
16 Cyborg Superman
Cyborg Superman is a persona that has been used by two fictional characters in the DC Universe, both of which are supervillains that appear in comic books published by DC Comics.