Steel-type Pokémon are a category of creatures in the Pokémon universe known for their metallic bodies and strong defenses. They are resistant to many types of attacks, making them valuable in battles. Steel-types are often associated with technology and machinery, reflecting their tough and durable nature. These Pokémon typically have high physical defense and special defense stats, allowing them to withstand hits from opponents. However, they are weak against Fire, Fighting, and Ground types. Some popular examples of Steel-type Pokémon include Scizor, Lucario, and Metagross.