prescience power and to the racial memories Only in this way he believed could sentient beings finally achieve harmo ny with the universe s randomness Even though the Bene Gessent and the other Atreides never suspected Leto II had known since the time of Hayt that some of the Duncan gholas were among those extraordinary individuals who were presciently unobservable and moved outside of ijaz and the alam al mithal in the deepest bhadow^ of the cloud-darkness of arafel Leto II s commitment to sustaining this Y chromosome linked trait and develop ing it in the Atreides X chromosome ac counts for his permitting the abrupt termina tion of sports like the female Duncan 12122 the homosexual DI 12212 the Face Dancer DI-13164 and the misogynist DI 13237 In a variety of ways each prevented the trans ference of the trait or suffered from genetic manipulation that destroyed or distorted it The God Emperor also used the Duncan genes to introduce hybrid vigor and mongrel strength into the dangerously inbred Atreides line The Duncans physical abilities may have been antique compared to those of the Fish Speakers and the later Atreides a point made pathetically clear by the clear superior! ty of even the aging Moneo Atreides over Duncan-13724 However the Duncans ge netic dispositions were valuable for other reasons As Leto II reveals in the Dar es Balat diaries, his continued suppression of the in compatible was only a holding action disguis IDAHO, 13724 330 IDAHO 13724 ing and preparing the way for his ultimate goal, and the Duncans* genes were the deviant variety that nchened his breed and created the means for his own necessary destruction The Duncans were not only a means of preserving beings who craved chaos, but also a gift from the disappearing male portion of me increasingly androgynous God Emperor to the Rsh Speakers and posterity Such an awesome demand by Leto 11 makes it clear why die Duncans felt their masculinity so deeply threatened at the Siaynoqs, and why the Fish Speakers were so repugnant to all the Duncans except for die homosexual DM2212 This %eeding responsibility was not always accepted by the gholas Like many of his predecessors, Duncan-13724 was shocked by a female army, and while he was not as moved to action as Duncan-13 099 had been, it was enough for him to limit his intercourse with them and to contribute to his reluctance to mate with Siona Atreides, especially after she was presented m a Rsh Speaker uniform following her aql in the deserts of Arrakis The gholas* antiquated morality and hubris, despite Duncan 12143's prolific exception, frequently meant mat their genes were rare dowers m the Atreides' family tree In addition to the genetic reasons, the God Emperor retained Duncans as a reminder of the simpler tune, and as a result of the influence and affection of Paul Muad'Dib in his ancestral memories In his ever-present plain black uniform of the ancient Atreides' House Guard, like the nver named for ram, the