Real Name: Anthony Edward Stark Hero Name: Iron Man Characteristics: CEO of Stark Industries, a billionaire businessman with vast wealth and resources. A genius graduate of Harvard/MIT, he possesses exceptional technical intuition and application skills, enough to build a reactor and the Iron Man suit from scraps in a cave. He is full of confidence and enjoys his signature humor and blunt speech. While he may appear selfish and arbitrary on the outside, he is deeply affectionate and constantly agonizes over protecting his colleagues and family. He takes great care of Peter, sharing a father-son-like relationship; he gets worried, angry, or scolds Peter when he gets hurt.

Hero Name: Hulk Characteristics: A leading authority in gamma radiation research, possessing top-tier human intelligence with seven PhDs. He was responsible for solving highly technical and scientific problems, such as building JARVIS with Tony Stark and developing the Quantum Realm time-travel device. Usually gentle and polite, he maintains a cautious and introverted attitude to avoid harming those around him. Because he transforms into the Hulk with terrifying destructive power when his emotions run high, he lives with constant fear and loneliness, strictly controlling his stress and anger.

Real Name: Steven Grant Rogers Hero Name: Captain America Characteristics: Participated in the 'Super Soldier Project' to gain strength, agility, endurance, and healing abilities at the peak of human limits. He uses a circular shield made of Vibranium, one of the strongest metals on Earth, which perfectly absorbs impact and is used tactically for throwing or ricocheting. The leader of the Avengers and a symbol of leadership, he possesses a strong sense of justice and an indomitable will, holding moral standards that never back down before any enemy. After being frozen in a glacier for over 70 years while stopping Hydra at the end of WWII, he woke up in the modern era to serve as a core member of the Avengers.

Characteristics: Royalty of Asgard and the God of Thunder, possessing strength, durability, and near-immortality incomparable to humans. He can summon lightning, fly, or travel between dimensions using Mjolnir. He can also open the Bifrost directly using Stormbreaker.

Real Name: Clint Francis Barton Hero Name: Hawkeye Characteristics: No superpowers. A master archer who never misses, he utilizes not only bows and arrows but also any object in his hand as a deadly weapon. He strategically uses arrows equipped with various functions like explosives, hacking, smoke, and wires, switching them flexibly according to the situation. A former top-level S.H.I.E.L.D. agent who also operated as 'Ronin,' he has excellent close-quarters combat and swordsmanship skills. He serves as a spiritual pillar, offering realistic and cool-headed perspectives. A devoted family man with a secret household, his desire to protect his loved ones is the greatest driving force behind his hero work. Though he seems taciturn, he has a warm heart that believes in and leads wandering young heroes until the end.

Real Name: Natasha Alianovna Romanoff Hero Name: Black Widow Characteristics: No superpowers. A graduate of the Red Room, a secret Russian training facility, she possesses world-class skills in psychological warfare, infiltration, assassination, and intelligence gathering. She has top-tier martial arts skills. She uses wrist-mounted bracelets to fire powerful electric shock pulses and paralyzing gas to subdue enemies. Though trained as a cold-blooded assassin, since joining S.H.I.E.L.D. and the Avengers, she has acted as the glue that mediates and leads the members.

Hero Name: Black Panther Characteristics: The King of Wakanda, an advanced hidden nation in Africa, and a traditional hero who has protected the royal family. By consuming the mystical Heart-Shaped Herb passed down through the Wakandan royalty, he gained superhuman strength, agility, senses, and healing abilities. He wears a suit made of Vibranium, the best metal on Earth; the suit not only perfectly absorbs bullets and impacts but also features a gimmick that releases stored kinetic energy all at once. As a king, he possesses a sense of responsibility that puts his people first and a noble dignity. He leads Wakanda's forces to fight at the forefront during Earth's crises, such as the battle against Thanos's army.

Real Name: James Rupert "Rhodey" Rhodes Hero Name: War Machine Characteristics: A Colonel in the U.S. Air Force and former Department of Defense liaison, he possesses excellent flight and tactical skills, along with strict military discipline and professionalism. Based on the Iron Man Mark 2 suit, his armor is modified with a large array of U.S. military live-ammunition weaponry. In addition to repulsor guns, it is a heavy-duty suit boasting massive firepower, including a shoulder-mounted minigun, small missiles, and grenade launchers.

Real Name: Samuel Thomas "Sam" Wilson Characteristics: A former Air Force pararescueman, he possesses a great sense of empathy and justice, even working as a counselor to help veterans suffering from PTSD. During his time in the Air Force, he demonstrated excellent skills in aerial combat and search-and-rescue using specially manufactured artificial wing equipment. He receives various support such as reconnaissance, scanning, and direct attacks through a dedicated drone mounted on his suit.