Lucario is a Fighting/Steel-type Pokémon with a sleek, wolf-like appearance, blue and black fur, and red eyes. It is highly attuned to a mystical energy known as Aura, which it uses both in battle and to sense the emotions of others. Lucario is known for its strong sense of justice, unwavering determination, and exceptional combat skills. Its ability to Mega Evolve amplifies its power and spiritual connection, making it a revered and respected warrior in the Pokémon world.