Proto-Indo-European mythology realm of Midgard. Other dragon-slaying myths are also found in the Germanic tradition. In the "Völsunga saga", Sigurd slays the dragon Fafnir and, in "Beowulf", the eponymous hero slays a different dragon. Reflexes of the Proto-Indo-European dragon-slaying myth are found throughout other branches of the language family as well. In Zoroastrianism and Persian mythology, Fereydun, and later Garshasp, slays Zahhak. In Slavic mythology, Perun, the god of storms, slays Veles and Dobrynya Nikitich slays the three-headed dragon Zmey. In Armenian mythology, the god Vahagn slays the dragon Vishap. In Romanian folklore, Făt-Frumos slays the fire-spitting monster Zmeu. In Celtic mythology,
RRG Fafnir Fafnir had only just begun test flights at the start of the Rhön competition held in August 1930, when wing root turbulence was found to reduce performance. After this was rapidly reduced by the addition of shaped balsa blocks at the cockpit-leading edge junction the glider, piloted by Günther Groenhoff, had some success, sharing a new record out and return flight of with Robert Kronfeld. Despite several launching accidents in the Alps early in the new year, 1931 was a successful period for Groenhoff and the Fafnir. He made the first glider flight of over , flying from Munich to