The legendary weapon associated with Thor in Norse mythology is Mjölnir. This powerful hammer, known for its ability to return to Thor after being thrown, symbolizes protection, strength, and the warrior spirit. Mjölnir is integral to Thor's role as the protector of both gods and humans, enabling him to battle formidable foes, including giants and other threats. The hammer's significance extends beyond physical combat; it is also a symbol of fertility and prosperity, often employed in blessings and rituals. Mjölnir encapsulates the essence of Thor's character and the values of resilience and courage prevalent in Norse culture.