He lost it after he fell off of the train in Captain America: The First Avenger. When HYDRA took him in, they crafted the Vibranium arm later.
During The Falcon and the Winter Soldier episode 4, Bucky and Sam come into the conflict with the Dora Milaje over Baron Zemo. Bucky is quickly taken out of action by Ayo, who uses a secret failsafe to immediately deactivate and detach the arm, much to the shock and horror of the former Winter Soldier.
Bucky's arm has let him down in the show before, when a skirmish with the Dora Milaje revealed that the Wakandans built a failsafe into the arm that causes it to shut down and detach from Bucky's shoulder.
Bucky lost his left arm when he was nearly killed during the events of Captain America: The First Avenger. The Winter Soldier's original metal arm was made of titanium, which was the hardest metal Hydra had access to.
vibranium armFighting for the Shield Barnes used his vibranium arm to the best of his ability against Walker, repeatedly pushing him into the defensive with the shield and engaging in a grapple for it. At one point, Barnes caught the shield after it was thrown at him, and fought back.
Comic. Winter Soldier's Prosthetic Arm is a cybernetic implant attached to Bucky Barnes' body to be used in place of his missing left arm. After the titanium arm initially given to Barnes by HYDRA was destroyed by Iron Man in 2016, he was given a vibranium replacement by T'Challa during the Infinity War of 2018.
The Falcon and the Winter Soldier episode 5 revealed one other weak point in Bucky's vibranium arm when John Walker was capable of quickly break it. He used his super-soldier energy to tear off Falcon's wings, and threw Bucky into some energy cables that despatched electrical energy coursing via his physique.
vibranium armFighting for the Shield Barnes used his vibranium arm to the best of his ability against Walker, repeatedly pushing him into the defensive with the shield and engaging in a grapple for it. At one point, Barnes caught the shield after it was thrown at him, and fought back.
Bucky and Cap are peak humans who bench around 2000 pounds, a ton, according to most comics that touch on the matter. Spidey lifts 20,000, 10 tons. Spider-Man is by far stronger than the other two.
HYDRA turns Barnes into the Winter Soldier Following Bucky Barnes' fall from Arnim Zola's speeding train, he suffered injuries that included the loss of his left arm. With the communist red star imprinted on the arm, the brainwashed Barnes eventually became known as the Winter Soldier.
Comic. Winter Soldier's Prosthetic Arm is a cybernetic implant attached to Bucky Barnes' body to be used in place of his missing left arm. After the titanium arm initially given to Barnes by HYDRA was destroyed by Iron Man in 2016, he was given a vibranium replacement by T'Challa during the Infinity War of 2018.
Not wanting to let a super soldier go to waste, General Haywerth faked John Walker's death, brainwashed him with a new identity as "Jack Daniels," and rebranded him as US Agent, complete with his new black uniform.
Cap has shown exceptional strength in the MCU, even surpassing most of his comic-book portrayals. Bucky is also enhanced, but he is slightly weaker than Cap. T'Challa is likely just a little stronger than Bucky, but Bucky's arm is a decisive factor that boosts his rating just above T'Challa.
He's a little more than a year older than Steve, which makes him the oldest human Avenger at a chronological 106-years-old. This puts him in his twenties during Captain America: The First Avenger, as he would have been about 26 in 1943, when he and the 107th were captured by Hydra.
As John's wife, Olivia Walker, was talking him through his next course of action, they were interrupted by a woman walking toward them. After taking off her sunglasses, the person was revealed to be 11-time Emmy-winning "Veep" star Julia Louis-Dreyfus.
There, she's cornered by a newcomer to the Marvel Cinematic Universe, Valentina Allegra de Fontaine (Julia Louis-Dreyfus). In the comics, Fontaine is a SHIELD double agent, who eventually defected and rose to command her own evil secret society as Madame Hydra. Her MCU incarnation is still largely shrouded in secrecy.
Eren and Reiner's Titan forms are both 15 meters. So they are both the same height.
The actor who plays Frodo in the film is Elijah Wood. He was 20 when the first film was made. He is supposed to be 3 foot 6 inches high but is actually of normal height, so special effects are used to make him look smaller.