JEFFREY HELLER  LONG the familiar face of Israel, Benjamin Netanyahu has held on as prime minister for more than a decade, clinging to power through a criminal indictment and four elections in the past two years alone. Now, the question is whether the 71-year-old Netanyahu, dubbed "the magician" by his admirers, has any cards left up his sleeve. After years in which he exerted near-complete hegemony over Israeli politics, an emerging broad coalition of opponents could be about to unseat him. "Fraud of the century," an indignant Netanyahu declared on Sunday, after fellow right-winger Naftali Bennett turned against him and…