DC has created villains that have changed comics forever. These antagonists have left their mark on the heroes they fight in many ways, but some are worse than others. Many are just in it for the money and the power; they fight DC's heroes because they're in the way. However, the worst villains take it a step further. They don't care about anyone or anything, and their battles against the heroes are brutal affairs.

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Ruthless villains like the Batman Who Laughs and Darkseid take it to the next level. They'll do anything to win, and their schemes show how little they care about anything but their terrible goals. They are true monsters who threaten the DC universe and sometimes even the multiverse.

10 Superboy-Prime's Rage Made Him Worse

Superboy-Prime from the Infinite Crisis event

Superboy-Prime was Superman's strongest enemies. The pre-Crisis Kryptonian was a hero of Crisis on Infinite Earths, but he and Alexander Luthor decided to change the DC universe into what they thought it should. Prime's amazing power made him an accidental killer, but soon the accidental part would disappear.

Prime became a monstrous murderer. Every time he showed up, the heroes knew they were in danger. Prime didn't care about anything or anyone, always going for the kill every time he fought. Eventually, he'd see the error of his ways, dying in battle against the Batman Who Laughs, but his ruthlessness made him a legendary villain.

9 Reverse Flash Did Terrible Things To Get Revenge On Barry Allen

Reverse Flash runs with red lightning from DC Comics.

Reverse Flash is Barry Allen's greatest foe. Obsessed with destroying the Flash, he spent years fighting the Scarlet Speedster before attacking Iris Allen. Everyone thought he killed her and Allen took revenge by breaking his neck. Brought back to life by the White Lantern, Reverse Flash would go on a rampage through time.

He started with his past in the 25th century, killing family and friends in order to change his life and test his powers. He'd then go into Barry's past to kill his mother and frame his father. Reverse Flash loved making Allen suffer and didn't care who or what he had to destroy to make it happen.

8 Ares's Entire Existence Revolved Around War And Death

Ares raises a fist in DC's Injustice comics

Ares is the Greek God of War. His entire reason for existing is conflict, something that has led him to come to blows with Wonder Woman. Diana and Ares have battled it out multiple times, as the Amazonian princess devoted herself to teaching Man's World about the peace of her people.

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Ares is entirely ruthless, as a war god would be. He cares little for the mortals that are enmeshed in his schemes; they're little more than fuel for him. Ares craves the blood and conflict of war. Everything else is just collateral damage to him, and he's perfectly fine with that.

7 Lex Luthor Cares For Nothing But Success

DC Comics' Lex Luthor in high tech suit

Lex Luthor is DC's premiere villain. He's led the villainous community for years, all in an attempt to prove that he's the greatest human on the planet. His hatred for Superman comes from the fact that the Man of Steel makes him fell inferior. His disdain for superheroes in general is much the same. He'll stop at nothing to put them all in their place: underneath Luthor.

Lex pretends to care about people, but he would sacrifice anything for more power. He wants people to love him, but that's all he needs from them. If millions of people had to die for him Lex to win, he wouldn't care less and would press the button that made it happen.

6 Vandal Savage Has Spent Millennia Slaughtering Everyone In His Way

Vandal Savage surrounded by his immortal riches in DC Comics

Vandal Savage is an iconic Justice League villain. At over a hundred thousand years old, Vandal Savage has cut a bloody swath through time, living up to his name. Enhanced mentally and physically by a radioactive meteorite as a caveman, Savage has been responsible for unimaginable carnage over the long years of his life.

Vandal Savage only cares about one thing and that's himself. He's amassed power and wealth because of his ruthless nature, sacking cities and ending civilizations. As long as it makes himself more powerful, he doesn't care what happens to anyone else.

5 The Joker Is Known For Carelessly Slaughtering Anyone

The Joker Man Who Stopped Laughing #2 Header

DC's villains are extremely violent, but even among that number Joker takes it to terrible heights. The Joker is a criminal because it's the easiest way to sate his bloodlust. Money only exists because it can get weapons and everyone in his way is a bloody punchline waiting to happen. Even his own henchmen aren't safe, because Joker kills them whenever it tickles his fancy.

The only person that seems to matter to the Joker is Batman and that's only because he's obsessed with the Dark Knight. Even then, he still wants to kill Batman in the most gruesome way possible. The Joker's rictus grin is a symbol of death for any who see it.

4 Perpetua Wanted To Remake The Multiverse To Her Twisted Vision

Perpetua wears her twisted crown and sits on her celestial throne in DC Comics

The Justice League faced great threats, but few were as powerful as Perpetua. She was the original creator of the DC multiverse and a Hand, part of an order of beings who create multiverses. She tried to weaponize the DC multiverse against her people, but they defeated her and imprisoned her outside the Source Wall. When the Wall was broken, she set a new plan in motion.

Perpetua set out to remake the multiverse, working with the Legion of Doom to find objects of power that would allow doom to become an ascendant force in the multiverse. No life in the multiverse mattered to her at all, they were all just fodder to her.

3 Darkseid Is The Embodiment Of Evil

Darkseid wields the anti-life equation in DC Comics' Final Crisis.

Darkseid is the God of Evil and ruthlessness is his stock-in-trade. The lord of Apokolips desires only one thing, the complete and total domination of every being in reality. To Darkseid, all life is meant to be an extension of his will, and it doesn't matter what they suffer. His servants know that Darkseid would spend their lives for anything.

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Darkseid has no mercy. The innocent mean nothing to him. Torment is all he owes everyone under him, and he makes sure that they all know that. Darkseid has no feelings other than contempt and hatred, and the power to make sure stopping him is nearly impossible.

2 The Batman Who Laughs Is A Monster Like Few Others

The Batman Who Laughs smiles in DC Comics

The multiverse is full of powerful Batmen, but none are as dangerous as the Batman Who Laughs. Created when Batman killed Joker and was infected by a special virus on a Dark Multiverse Earth, the Batman Who Laughs combined Batman's skill and knowledge with the Joker's complete disregard for the lives of anyone.

He killed everyone on his world before joining Barbatos. He worked to become Perpetua's right-hand man and then betrayed her. The Batman Who Laughs was a Batman with no morals, his ruthless pursuit of justice transformed into something terrible.

1 The Anti-Monitor Destroyed Countless Universes

DC Comics' heroes battle the Anti-Monitor in Crisis on Infinite Earths

The Anti-Monitor has killed more than any other DC villain. A being of anti-matter energy, he was diametrically opposed to his brother the Monitor and set out upon a terrible quest. Unleashing his energies on the multiverse, he destroyed universe after universe. None of his victims mattered at all; the only thing that did was the destruction.

The Anti-Monitor wanted anti-matter to be all that was left of the multiverse. Everything was just fuel for his terrible quest. The heroes of the DC multiverse defeated him, but he's returned many times, always ready to take up his genocidal quest again.

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