TheHulkis one of the most powerful characters inMarvel’s vast universe and has faced numerous opponents across movies and TV shows who have tested his limits. Some of these adversaries have matched him in raw strength, while others have used intellect, strategy, and advanced weaponry to gain the upper hand. From government-controlled super-soldiers to cosmic gladiators and sinister masterminds, Hulk’s most formidable enemies have pushed him to his breaking point.
Hulk has been a staple of Marvel adaptations for decades, appearing in animated series, direct-to-video films, andthe MCU timeline. His battles have spanned multiple universes, from Earth to deep space, and each of his major encounters has been shaped by the storytelling of the time. While the Hulk’s core concept remains the same – an unstoppable force of nature – different iterations have altered his power levels and personality. Whether it’s foes with comparable strength or cerebral tacticians, these confrontations have often defined Hulk’s character arcs.

10General Ross/Red Hulk
The Avengers: Earth’s Mightiest Heroes Season 2, Episode 9 “Nightmare In Red”
One of Hulk’s most persistent foes is General Thaddeus “Thunderbolt” Ross, a man obsessed with controlling or eliminating the Jade Giant. InThe Avengers: Earth’s Mightiest Heroes, Rosstakes his vendetta to the next levelby transforming into the Red Hulk, a powerhouse capable of matching Hulk blow-for-blow. In “Nightmare in Red,” Red Hulk frames Hulk for a series of rampages, which culminates in the pair confronting each other in a shipping yard.
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Unlike Bruce Banner’s transformation, Ross retains his military discipline and tactical thinking, making him a more strategic opponent. The fight sees Red Hulk momentarily outmatching Hulk,demonstrating superior combat training and cunning. However, Hulk’s superior endurance and adaptability allow him to reclaim the upper hand. This episode perfectly captures the classic dynamic between the two – Ross’s determination and ruthlessness versus Hulk’s raw, unbridled strength.

9Beta Ray Bill The Gladiator
Planet Hulk (2010)
Hulk’s intergalactic journey inPlanet Hulkintroduced several formidable warriors, but few matched the power and nobility of Beta Ray Bill. In the animated adaptation,Beta Ray Bill is captured and forced to fight as a gladiatorin the Red King’s arena. When Hulk enters the ring, the two engage in a brutal, high-stakes duel. Beta Ray Bill is not only physically strong enough to stand against Hulk, but he also wields Stormbreaker, a hammer imbued with power on par with Mjolnir.
Their battle is one of the most intense in Hulk’s animated history, with Bill’s lightning-based attacks momentarily giving him the upper hand. However, Hulk’s sheer resilience and unrelenting rage ultimately allow him to overpower Bill. Despite the battle, Beta Ray Bill proves himself a noble warrior, ultimately aiding Hulk rather than remaining his enemy,demonstrating his heroism in the face of conflict.

8Red King, The Leader Of Sakaar
A ruler obsessed with dominance, the Red King serves as the tyrannical leader of Sakaar, the planet where Hulk is exiled and forced into gladiatorial combat. Unlike Hulk’s other adversaries, theRed King doesn’t rely solely on physical power– he wields advanced technology, formidable armor, and a ruthless army to maintain his control. ThroughoutPlanet Hulk, he remains a cunning and dangerous threat, orchestrating battles to break Hulk’s spirit.
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Their final confrontation is a testament to Hulk’s resilience and leadership. The Red King dons a massive, mechanized battle suit, attempting to crush Hulk with overwhelming firepower. However, Hulk’s unstoppable rage and sheer physical mightultimately dismantle the tyrant’s defenses.The battle ends with Hulk proving that true strength isn’t just about raw power – it’s about determination and fighting for those who cannot defend themselves, a moment that solidifies him as more than just a monster.

7Samuel Sterns' The Leader
The Incredible Hulk The Animated Series
Hulk’s most intelligent adversary is undoubtedly Samuel Sterns, also known as The Leader. Unlike other foes who rely on brute strength, The Leader is a super-genius whose vast intellect makes him one of Hulk’s greatest threats. InThe Incredible Hulkanimated series, The Leaderseeks to harness gamma radiation for his sinister experiments, frequently clashing with Hulk in battles that pit brains against brawn.
His enhanced intelligence allows him to anticipate Hulk’s moves, create powerful inventions, and manipulate events from the shadows. One of his most notable confrontations involvesattempting to transfer Hulk’s power into himself, creating a scenario where Banner’s intellect is tested alongside Hulk’s strength. Despite his lack of physical might, The Leader’s cunning and technological prowess force Hulk to confront challenges beyond simple combat, making him one of the most dangerous foes the Green Goliath has ever faced.

6The Thing Rivals Hulk’s Strength
Fantastic Four: The Animated Series Season 2, Episode 9 “Nightmare In Green”
Hulk has battled many strong foes, but few match him in sheer physical power like The Thing. InFantastic Four: The Animated Series“Nightmare In Green,” their clash was legendary, withboth heroes showcasing their immense strength. Ben Grimm, transformed into The Thing by cosmic radiation, possesses near-unbreakable rock-like skin and superhuman durability.
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Unlike Hulk, whose strength increases with rage, The Thing has a consistent power level, making their fights a test of raw might rather than escalation. The series highlights their rivalry, often placing them inbrutal contests where neither gains a definitive upper hand. While Hulk is generally stronger over time, The Thing’s endurance and combat skills ensure he never goes down easily. This makes him one of the most formidable opponents Hulk has ever faced in animated form, reinforcing their classic comic book rivalry.

5The Mighty Thor
The Avengers, Thor: Ragnarok, & Hulk Vs
Thor is one of the few beings who can consistently battle Hulk on equal footing.Thor: Ragnarokdelivers one of the MCU’s most exciting fights when the two are pitted against each other in the Grandmaster’s gladiatorial arena. With his enchanted hammer Mjolnir (and later, Stormbreaker), Thor possesses godlike strength, durability, and lightning-based abilities that counter Hulk’s raw power.
Their fights in animation, such asHulk Vs, show that Thor’s warrior experience and divine endurance make him one of Hulk’s greatest challenges. In both the MCU and animated clashes, Hulk might be physically stronger, butThor’s tactical prowess and ability to summon lightning give him an edge. Their battles often end in near stalemates, reinforcing Thor’s status as one of the only heroes capable of fighting Hulk without being instantly overpowered.

4Fenris The Wolf
Thor: Ragnarok
Fenris, the monstrous wolf of Asgardian legend, is a force of destruction that even Hulk struggles against. InThor: Ragnarok, it serves as Hela’s loyal beast and proves to be more than a match for the Green Goliath. The battle between them during Asgard’s downfall isone of the most intense fights in the MCU. Unlike most of Hulk’s foes, Fenris fights like a relentless predator, using speed, sharp fangs, and brute force to subdue him.
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Even Hulk’s incredible strength struggles against the wolf’s monstrous power, as Fenris overpowers him and nearly drowns him in Asgard’s waters. This fight exemplifies that while Hulk is one of the strongest Avengers, hecan still be outmatched by beings of supernatural origin. Though he ultimately recovers, Fenris’ raw savagery cements her as one of the most fearsome opponents Hulk has ever battled.

3Bruce Banner’s Maestro
Hulk And The Agents Of SMASH Season 2, Episode 15 “Enter, The Maestro”
One of Hulk’s most terrifying foes isn’t an external enemy – it’s his own dark future.Hulk and the Agents of SMASHintroduces Maestro, a tyrannical version of Bruce Banner from a dystopian timeline where Hulk’s power has grown unchecked. Unlike the heroic Hulk,Maestro possesses both immense strength and genius-level intellect,making him far more dangerous.
Maestro retains all of Banner’s scientific knowledge, but with a ruthless and calculated mind, he rules with an iron fist. When Hulk confronts his future self, he faces not only superior strength but also a psychological battle against what he could become. Maestro’s ability to predict Hulk’s moves and his sheer experiencemake him one of Hulk’s deadliest enemies. Their battle isn’t just physical – it’s a confrontation between what Hulk is and what he fears becoming, making Maestro a uniquely powerful and haunting adversary.

Avengers: Infinity War
Hulk has fought countless powerful foes, but Thanos proved to be one of his most overwhelming defeats. InAvengers: Infinity War, their fight aboard the Asgardian refugee ship is brief but brutal. Unlike many of Hulk’s past foes, Thanos doesn’t rely on overwhelming brute force; instead, he uses refined combat techniques and precision strikes. While Hulk initially attacks with his usual ferocity,Thanos quickly counters, blocking each blow and delivering calculated, devastating hits.
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The Titan’s superior combat training, along with his natural strength and endurance, allow him to dismantle Hulk with ease. This humiliating loss leaves Hulk shaken to the point where he refuses to re-emerge for the rest of the film. Thanos’effortless victory cements him as one of the most powerful beingsHulk has ever faced, proving that raw strength alone isn’t always enough to win a battle.

1Surtur, Lord Of Muspelheim
Surtur is one of the most colossal and devastating beings Hulk has ever fought. As the fire demon prophesied to bring about Ragnarok, Surtur towers over Hulk, wielding apocalyptic power. DuringThor: Ragnarok’sclimactic finale, Hulk, unwilling to back down from a fight, leaps at Surtur in an attempt to take him down. However, even Hulk’s tremendous strength is insignificant against the towering fire giant. Surturswats him away effortlessly, demonstrating just how outmatched the Hulk truly is.
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Unlike past foes, Surtur doesn’t need to strategize –his sheer size and destructive abilities render him virtually unstoppable. This battle highlights Hulk’s bravery and relentless fighting spirit, but also shows that some battles can’t be won with sheer force. It’s one of the rare moments whereHulk’s strength is completely dwarfed, proving that Surtur is one of the most powerful adversaries he has ever faced.