Medusa Turning a Soldier to Stone CostumesPhoenix and Gryphon are dressed up as a classic Greek myth. Phoenix is Medusa, a terrifying Gorgon monster with living venomous snakes in place of hair, known for her power to turn onlookers to stone. Gryphon is the soldier who attempted to defeat Medusa, but despite his best efforts, was turned to stone by Medusa's deathly gaze.