Yes, that's correct! Quicksilver, also known as Pietro Maximoff, is a Marvel Comics superhero and mutant. He was created by writer Stan Lee and artist Jack Kirby and first appeared in X-Men #4 in March 1964.
Quicksilver is a mutant with superhuman speed and agility, which allows him to move and think at superhuman speeds. He is depicted as a complex character, who is often torn between his desire to use his powers for good and his often-impulsive and selfish nature.
Quicksilver is often depicted as a member of the X-Men and the Avengers and is also depicted as a former member of the Brotherhood of Mutants. He is widely regarded as one of the most powerful mutants in the Marvel Comics universe and is known for his lightning-fast reflexes and his ability to run at incredible speeds.
Despite his superhuman abilities, Quicksilver is also depicted as a character with many flaws and weaknesses, including a tendency to act impulsively and a tendency to prioritize his own goals and desires over those of others.
The character of Quicksilver has been featured in several comic book series, television shows, and films, and is widely regarded as one of the most iconic mutants in the Marvel Comics universe. He is known for his superhuman speed and agility, his complex personality, and his role as both a hero and a villain in various Marvel Comics storylines.