The Fantastic Four are Marvel's first family and they've been facing down threats for longer than the X-Men or the Avengers. While primarily known for journeys through time and space, the FF have battled some powerful foes over the years and the team itself boasts some quite powerful members to boot. On top of that, they have allies who are among the most powerful beings in the Marvel Universe.

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Some amazingly strong characters have appeared in the Fantastic Four comics over years, whether they be on the team, friends of the team, or their foes. This has spiced up those comics, helping them live up to their old moniker as "The World's Greatest Comic Magazine."

10 Namor's Muscle Has Made Him More Than A Match For Many

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Namor is one of the most powerful aquatic superheroes in comics and has been a sometimes foe, sometimes ally to the FF for a long time. His mutant powers give him titanic strength, amazing durability, and the ability to fly, abilities which have allowed him to menace hero and villain alike. He's proven strong enough to singlehandedly smack around powerful teams.

Namor may be arrogant but he's earned the right to be. He's one of the strongest people on the planet and can back up his bluster with mutant muscle. He's more than proven just how strong he is over the years.

9 Human Torch's Powers Have Always Been Better Than Most Realize

Fantastic Four #36 variant cover by Nick Bradshaw

Human Torch is the youngest member of the FF and his party boy reputation has led people to underestimate just how tough and powerful he can be. His fire powers have long been one of the team's most effective weapons and his nova bursts can devastating, allowing him to burn as hot as the sun. Add to that the protection from harm being on fire gives him and the ability to fly, and he's one of the team's most powerful members.

Human Torch can be a scary foe to face when angry, as he's had his powers for a long time and knows how to use them expertly. Anyone who underestimates him pays for it dearly.

8 Invisible Woman Is The Most Powerful Member Of The FF

The Invisible Woman inside a force bubble in Marvel Comics

Stan Lee's track record of writing women is horrible and nowhere was that more apparent than with Invisible Woman. Treated terribly by the men on the team, a constant target for villains, and given what seemed like the least useful powers, it would take years before she overcame all of the baggage she was saddled with by Lee and other early writers to become the team's most powerful member.

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Invisible Woman's power to manipulate invisible energy has allowed her to take her place as the team's most powerful member. She's an MVP when it comes to defense and offense and is no longer the team's damsel in distress. Instead, she is the one to cause distress to their foes.

7 Black Bolt Can Shatter Mountains With His Voice

Invincible 5 Marvel Heroes Black Bolt Yelling

Black Bolt is the most powerful of the Inhumans. Beyond his super strength, durability, and flight, he can control electrons and his voice is a devastating weapon, one that can level mountains with just an utterance. Black Bolt is a foe that few want to deal with, as he can end just about every fight with a whisper. Anyone that can survive his voice is a scary foe indeed.

He's probably the greatest weapon the Inhumans have, as few will mess with them because there's a chance that Black Bolt will give them a stern whispering to. That shows just how powerful he truly is.

6 Doctor Doom Can Be A Deadly Foe

Doctor Doom Cover

Doctor Doom is the FF's greatest enemy and he's proven to be one of the most dangerous people on Earth many times over. He's created one of the greatest suits of armor, which is deceptively primitive-looking but packing weapons and tech that few have access to, like the ability to drain even gods of their power. It also makes him amazingly strong, letting him punch it out with powerful foes.

If his armor fails, Doom isn't without options, as he's also one of the foremost sorcerers on the planet. Doom has so many weapons to use against his foes and even the most powerful beings in the cosmos don't want to face him, as he's ascended to godhood more than once by defeating them.

5 Silver Surfer's Might Is Amazing

Silver Surfer 1998 Fantastic Four Marvel Comics

Silver Surfer was imbued with the Power Cosmic by Galactus and is one of the most powerful beings in the cosmos. While he was at first a foe of the team, he ended up helping them against Galactus and went on to become a protector of the Earth after being exiled by his former master. Eventually, he'd be allowed to leave and began journeying through the cosmos again, using his incalculable might to help others.

Silver Surfer's powers have served him well over the years, as he's battled against all kinds of powerful foes, protecting the universe against some of the worst threats out there.

4 Annihilus Is The Most Deadly Being In The Negative Zone

Marvel Comics Annihilus

The Negative Zone is full of dangers and the greatest is Annihilus. Master of the Annihilation Wave, Annihilus is one of the most dangerous beings in the universe. Incredibly strong and durable, his threat is augmented by the Cosmic Control Rod, which not only gifts him with amazing cosmic power but also allows him to take control of the weak-minded.

What makes Annihilus so scary is his combination of power and implacable brutality. Annihilus can't be bargained with; all he desires is to control everything he can and devour anything else. With the power of the Annihilation Wave behind him, there are few foes more dangerous.

3 Mephisto's Power Can Alter Time And Space

Marvel's demon Mephisto

Mephisto is one of the scariest beings in the universe. Patterning himself after the Judeo-Christian devil, Mephisto's whole thing is stealing pure souls for his hellish domain. Whether it be through subterfuge or sheer power, Mephisto has proven more than capable of doing so and his power is amazing. He can alter the fabric of reality itself when need be and his other powers can be quite devastating.

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A cunning foe, it's just about impossible to defeat Mephisto through sheer brute strength. He's been doing this sort of thing for a very long time and his power level allows him to overwhelm nearly any foe.

2 Molecule Man Can Control The Building Blocks Of The Universe

Molecule Man

Owen Reece is possibly the most powerful mortal in the universe. He's been able to stand against foes like the Beyonder when no one else could and even gods fear his power. He has complete control over molecules, allowing him to do pretty much whatever he wants whenever he wants to.

Dealing with Molecule Man isn't easy; trying to fight him is pointless because he can overpower anyone. As powerful as he is, he's not the smartest person around and this has helped the heroes when they've had to face him as they can outthink him.

1 Galactus Is One Of The Most Powerful Beings In The Universe

Galactus Silver Surfer Parable 1

Galactus isn't the most powerful cosmic being but he's still one of the most potent. He's existed since before this iteration of the universe began and has the full might of the Power Cosmic on his side. While he can weakened if he does not devour planets for long periods of time, he's still formidable and a full powered and well fed Galactus is pretty much an unstoppable threat.

Galactus is one of the most dangerous beings in the universe. He's ended countless lives and civilizations and he's been stopped only a handful of times.

NEXT: 10 Lessons The Avengers Could Learn From The Fantastic Four