 Sheeana Brugh is a young girl native to the planet Rakis whose unique ability to control sandworms is revealed after her impoverished village is wiped out by one in "Heretics of Dune" (1984).The giant creature refuses to harm her, then whisks her to the capital city of Keen when she climbs on to its back in the long-forbidden Fremen tradition.Sheeana is soon recognized as the "sandrider" predicted by the God Emperor Leto II, and worshipped by the priesthood of Rakis.