Tony Stark's heart is electronically powered and can run out of battery if he uses too much power in his suits. This is one of his main weaknesses because the heart can give out during the course of a highly intense battle.
Iron Man reveals that Kingpin is the one villain he truly fears. Iron Man and Kingpin form an unlikely alliance as allies of mutantkind. Although both successful businessmen, Kingpin's ruthlessness surpasses Iron Man's, making him a genuinely terrifying villain.
Stark's arrogance and self-centred nature oftentimes overshadow his heroic deeds, leading to tension with his fellow Avengers and strained relationships with those closest to him. Furthermore, Stark battles his own personal demons, most notably his struggle with alcoholism.
Summary. Thor's recent power boost in Immortal Thor #2 comes with a significant weakness, known as the All-Sleep. Thor's newfound ability to manipulate time and space makes him the All-Father, with all of Odin's power now belonging to him.
In Marvel movies and comics, Tony Stark is shown battling various issues, such as addiction and PTSD. His mental health issues were openly represented in Iron Man 3 in the form of a panic attack, bringing awareness to mental health.
Tony's initial moment of trauma occurs immediately in the first Iron Man movie when he is taken hostage by a terrorist organization and is forced to build weapons for his captors.
This is the big one. Ethyl chloride is essentially Spider-Man's Kryptonite and it renders anyone's spider-powers null and void. This makes ethyl chloride extremely powerful against Spider-Man, but this chemical cocktail doesn't have nearly the same reputation as Superman's Kryptonite.
Loki's greatest weakness is that he doesn't always think things through. His mischief makes enemies, and Sif never forgives him for the prank he played with her hair.
Captain America remains unwavering in his pursuit of truth, justice, and freedom, even at great personal cost. Steve Rogers' belief in doing the right thing may be his biggest weakness, leading to unforeseen consequences.
In the MCU movies. His physical weakness is blade weapons. He defended himself from Loki's knife. Set up an illusion on Knowhere, when Gamora attacked and cut his throat(and she wasn't too surprised it worked) Almost killed off-screen by Nebula (Probably with her knife)
Superior Iron Man is a major antagonist from Marvel Comics. He is a villainous version of the heroic character who would debut following the events of Axis to become the titular villainous protagonist of the comic book miniseries of the same name.
Thanos considered Iron Man a significant threat, as he prepared to use four Infinity Stones to kill him during their battle on Titan in Avengers: Infinity War. Iron Man's past actions, such as single-handedly defeating Thanos' forces in The Avengers, earned him the fear and respect of the Mad Titan.
9 Invading The Earth Where His Loved Ones Are Was His Biggest Fear. As previously mentioned, Tony's biggest nightmare and the recurring vision he kept having in the Avengers movie and in Iron Man 3, was another invasion of the Earth, where this time he couldn't save the day and save the people on the Earth.
Thor is the strongest Avenger and he can rasul defeat Iron Man. He would just throw stormbreaker at Iron Man and Iron Man would fly miles fat from the battle field. Thor's thunder would fry Iron Man's armor.
God of Mischief and brother to Thor, Loki's tricks and schemes wreak havoc across the realms. Loki, Prince of Asgard, Odinson, rightful heir of Jotunheim, and God of Mischief, is burdened with glorious purpose.
In the first "Thor" movie, Thor defeats Loki and stops him from taking the throne of Asgard. In "The Avengers," Thor captures Loki and brings him back to Asgard. In "Thor: Ragnarok," Thor exposes Loki's trickery and makes him help find their father, Odin.
While it may seem like a very simple and blatant weakness, one of Black Panther's biggest issues is that even under his suit, he's only human. In a world with aliens, robots, and magical beings, being human seems like a bit of a weakness.
Deadpool is easily one of the most powerful characters Marvel has. The fast-talking gunman seems almost fearless on the battlefield, but in reality, there's a lot that scares the Merc with the Mouth. There are two things though, that scare him above all: cows and clowns are a Deadpool weakness.
Batman's lack of superhuman abilities makes him especially vulnerable to physical trauma, as his body cannot withstand continuous beatings without severe consequences. Batman's past trauma and lack of emotional healing make him easily manipulated by his enemies, who use his fears and personal losses against him.
Tom Cruise Iron Man Marvel Robert Downey Jr. Tom Cruise was once considered for the role of Tony Stark/Iron Man; however, Marvel Studios' Kevin Feige says the actor's asking fee was too high.
"It seemed like the more compelling arc to us that it would be Stark who died. So that it would be a richer more complex arc, and that's why we chose him." Tony Stark wasn't the only Avengers to give his life in the fight against the Mad Titan.
Barnes is notably targeted by T'Challa, the Black Panther, who mistakenly believes Barnes kills his father. Iron Man also strongly retaliates against Barnes after finding out that the Winter Soldier was responsible for the death of Stark's parents while under HYDRA control, and that Rogers hid the information from him.
