In order to approach and slay Medusa, Perseus used his shield as one of these items.
One of these objects, along with the Yasakani no Magatama, was hung from a tree in order to lure Amaterasu out of a cave and was known as the "eight hand" one. After losing a foot to the monster Cipactli, Tezcatlipoca replaced the foot with one of these items that emitted smoke and was made of obsidian. In order to approach and slay Medusa, Perseus used his shield as one of these items. In a fairy tale, one of these items was asked the question "Who's the fairest of them all?" by the wicked stepmother of Snow White. For 10 points, name these reflective objects.
One of these objects, along with the Yasakani no Magatama, was hung from a tree in order to lure Amaterasu out of a cave and was known as the "eight hand" one.
magic mirrors [or looking glasses; or other logical equivalents]