Tyrfing, also rendered as Tirfing or Tyrving, was a magic sword in Norse mythology, which features in the Tyrfing Cycle, which includes a poem from the Poetic Edda called Hervararkviða, and the Hervarar saga. The name is also used in the saga to denote the Goths.
Svafrlami secures the sword Tyrfing.
In mythology, legend or fiction, a magic sword is a sword with magical powers or other supernatural qualities. Renowned swords appear in the folklore of every nation that used swords.
Faroe stamp by Anker Eli Petersen depicting the magical sword Gram
Ahimelech giving the sword of Goliath to David, by Aert de Gelder.
"Excalibur the Sword" Illustration of Arthur receiving it from the Lady of the Lake, by Howard Pyle for The Story of King Arthur and his Knights.
"Sigmund's Sword" (1889) by Johannes Gehrts.