Medusa received help. He received a mirrored shield from Athena, gold, winged sandals from Hermes, a sword from Hephaestus and Hades's helm of invisibility. Since Medusa was the only one of the three Gorgons who was mortal, Perseus was able to slay her while looking at the reflection from the mirrored shield he received from Athena. During that time, Medusa was pregnant by Poseidon. When Perseus beheaded her, Pegasus, a winged horse, and Chrysaor, a giant wielding a golden sword, sprang from her body. Jane Ellen Harrison argues that "her potency only begins when her head is severed, and that potency
Gorgon it on the mirrored shield called Aegis and she gave it to Zeus. Another source says that Perseus buried the head in the marketplace of Argos. According to other accounts, either he or Athena used the head to turn Atlas into stone, transforming him into the Atlas Mountains that held up both heaven and earth. He also used the Gorgon against Cetus (when saving Andrometa) and a competing suitor. Ultimately, he used her against King Polydectes. When Perseus returned to the court of the king, Polydectes asked if he had the head of Medusa. Perseus replied "here it is" and