VATICAN CITY—A cardinal who allegedly induced an underling to lie to prosecutors; brokers and lawyers who pulled a fast one over the Vatican No. 2 to get him to approve a disastrous real estate deal; a self-styled intelligence analyst who bought Prada and Louis Vuitton items with the Vatican money that she was supposed to send to rebels holding a Catholic nun hostage. Vatican prosecutors have alleged a jaw-dropping series of scandals in the biggest criminal trial in the Vatican’s modern history, which opens Tuesday in a modified courtroom in the Vatican Museums. The once-powerful cardinal and nine other people are accused of bleeding the Holy See of tens of millions of dollars in donations through bad investments, deals with shady money managers, and apparent favors to friends and family. They face prison sentences, fines, or both if convicted. The trial, which will likely be postponed for several months after …