THE MAHDI BOUGHT THREE PAPYRUS,THE PAPYRUS OF ANUBIS,WHICHALLOWED HIM TO BRING FROM THE ISFET AGRESSIVE AND POWERFUL MUMMIES.BOTH THE GERMAN AND THE BRITISH SECRET SERVICES JOINED FORCES TO ELIMINATE THAT THREAT TO THE EGYPTIAN ARMY.SO,SIR MORTIMER HUNTER,MOIRA HUNTER,SIDNEY OREBAR AND AMELIA STAR,FROM THE BRITISH AND VON KULOV AND MARION SHUSTER,FROM THE GERMAN SIDE WERE CALLED TO INTERVENE.BUT THE ILLUMINATI WERE ALSO INTERESTED,AND LAURA WENT TO CAIRO.THE SAME WITH CROW,WHO COUNTED WITH THE SUPPORT OF MARA ,THE BEAUTIFUL THUG ASSASSIN.THE SOLUTION WAS IN THE "SHIELD OF ISIS,GUARDEDBY THE SPHINX,BUT TO GET IT IT WAS NECESSARY TO GIVE THE CORRECT ANSWER TO A COMPLEX RIDDLE.