Mjolnir Thor's Hammer Wolf NecklaceMjolnir Thor's Hammer Wolf Necklace The hammer of Thor holds great weight in Norse mythology, as Thor used it to slay many frost giants who attempted to attack the realm of the gods, and thus, in the hearts of the Vikings, the hammer of Thor symbolizes the amulet of battle and life, providing them with strength, courage and generosity. This Thor's hammer pendant also comes with a double headed wolf necklace, making it even more dominant.