A $215 million chunk of Las Vegas will land in the East Valley on Friday when the Wild Horse Pass Hotel and Casino opens on the Gila River Indian Community at Interstate 10 and Wild Horse Pass Boulevard. Gaming officials said the 10-floor tower is the largest hotel/casino in Arizona, featuring 1,002 slot machines, 71 gaming tables, a separate nonsmoking gambling area, five lounges and a nightclub offering live and recorded entertainment.