The killing of the monster is a major heroic goal. Gilgamesh and his friend Enkidu kill the monster Humbaba. Marduk slays Tiamat. Theseus kills the Minotaur, King George and Sigurd kill the Dragon. Perseus kills Medusa. Herakles kills the Nemean Lion and other monsters. The Mayan twins kill the bird demon. The Blackfoot Kutoyis kills the monster who eats humans.